User Kladings 

Kladings  posted 808 waymarks in 343 different categories within 4 countries and 15 regions, of these were 153 posted-first-in-region and also 8 posted-first-in-country.
Unfortunatly the user also has one waymark with a missing region in the database.

Here is a list of categories, that Kladings currently has not posted in.

Category name
1000 Places to See Before You Die
1866 Austro-Prussian War Memorials
3 Dimensional Art
7-Eleven Stores
9/11 Memorial Sites
A + W Restaurants
A.M./F.M. Radio Broadcasting Stations
Abandoned Air Force Radar Sites
Abandoned Cemeteries
Abandoned Dead Vehicles
Abandoned Train Tunnels
Abraham Lincoln
Accessible-Designed Recreational Locations
Active Quarries
Active Rail Locations
Aerial Lifts
Afghanistan-Iraq War Memorials
Agricultural Fairgrounds
Airports
Alabama Historical Markers
Alaska Historic Markers
Alberta Heritage Markers
ALDI Stores
All Things Star Wars
Amateur Baseball Fields
Amateur Radio Repeaters
American Civil War Monuments and Memorials
American Guide Series
American Revolution Patriot Graves
American Revolutionary War Veteran Graves
AMVETS
Anamorphous Street Art
Ancient Aqueducts
Ancient Roman Civilization
Ancient Traces and Roads
Angel of Hope Statues
Anglican and Episcopal Churches
Animal Hospitals
Animal Memorials
Ansel Adams Photo Hunt
Antarctic Points of Interest
Antique and Classic Car Dealerships
Antique Shops
ANWB Paddenstoelen
Appalachian Trail
Applebee's Restaurants
Arby's Restaurants
Architecture Prizes
Arizona Historical Markers
Arkansas Historical Markers
Art Galleries
Art Museums
Art Studios
Art Vehicles
Artesian Well
Artistic Welcome Signs
Assembly of God Churches
Astronomical Observatories
Atlantic Canada Heritage Properties
Auction Houses
Australia Post Offices
Australia/NZ Benchmarks
Australian Heritage Sites
Australian Historical Markers
Australian Trig Points
Austrian and Swiss National Heritage Sites
Auto Clubs
Automobile Association Signs
Automobile Salvage Yards
Aviation Museums
Azimuth Benchmarks
Bailey Bridges
Bait Shops
Baptist Churches
Barns
Bartram Trail Historical Markers
Bat Boxes
Battery Powered Personal Transport Rentals
Battlefields
Beatlemania!
Bed and Breakfast
Belgium Benchmarks
Belgium Monument Registers
Benjamin Franklin
Berry Picking
Best Burgers in Town
Best Kept Secrets
Bicycle Shops
Bicycle Tenders
Bifana´s House
Big Brothers Big Sisters
Billiards and Pool Halls
Blacksmith Shops
Bloggers
Blood Donation Centers
Blue Plaques
Blue Star Memorial Highway Markers
Blues Legends
Boat Ramps
Bobsleigh Chutes and Mountain Slides
Boer Wars Memorials and Monuments
Border Crossings
Bowling Centres
Boy Scout Camps
Breweries
Bridgeless Water Crossings
British Columbia Heritage Markers
Bubble Tea aka Boba
Buddhist Temples and Public Shrines
Buffet Restaurants
Bungee Jump Sites
Burger Chef (Former Locations)
Burger King Restaurants
Burger Shops - Regional Chains
Bus Stations
Butterfield Overland Despatch Markers
Butterfly Gardens
Bygone Toll Houses
Cairns
California Historical Markers
Californian Bells of El Camino Real
Campgrounds
Canada Post Offices
Canadian Benchmarks
Canadian Legion Memorials Cairns and Cenotaphs
Canadian National Historic Sites
Canal Tunnels
Candy Stores
Canoe/Kayak Trips
Capitol Buildings
Car Part Sculptures
Caritas Internationalis
Carl Linnaeus and His Apostles
Carl's Jr./Hardee's Restaurants
Carnegie Library Buildings
Carnivorous Plant Localities
Carousels
Carriages and Coaches on Permanent Display
Casinos
Cathedrals
Cave Entrances (Artificial)
Cave Entrances (Natural)
Celebrity Hangouts
Cemetery Chapels
Century Farms
Chalet, Cottage, and Cabin Style Lodging
Charnel Chapels, Charnel Houses and Ossuaries
Childhood Homes
Children's Gardens
Children's Museums
Chili's Restaurants
Chinese Restaurants
Church of Christ Scientist
Church of the Nazarene
Churchyard Cemeteries
Cigar Store Indians
City Names in Giant Letters
Cityscapes
Civil Defense Fallout Shelters
Civil Rights Memorials
Civil War Discovery Trail Sites
Civilian Conservation Corps
Classic BBQ and Sandwich Joints
Cobblestone Buildings
Coca Cola Memorabilia
Coffee Shops - Regional Chains
Coin Operated Children's Rides
Coin Shops
Coin-Operated Fortune Telling Machines
College Football Stadiums
Colorado Historical Markers
Comedy Clubs
Comic Book Shops
Commercial Commemorations
Commercial Fishing Ports
Confluence Spots
Connecticut Historical Markers
Continental Reformed and Congregational Church Sites
Convention Centers
Converted Factories
Converted Fountains
Coordinate Palindromes
Country Churches
Covered Bridges
Cracker Barrel Restaurants
Cross Country Ski Trailheads
Cruise Ship Ports
Curling Clubs
Cycling Routes
Czech Geodetic Points
D.U.P. Historic Markers
Dairy Creameries
Dairy Queen Restaurants
Dance Clubs
Daniel Boone Trail Markers
Danish Benchmarks
Dartmoor Granite
Dated Architectural Structures Multifarious
Daughters of the American Revolution
Death Mask Gravestones
Defunct Amusement Parks
Delaware Historical Markers
Denny's Restaurants
Diners, Drive-ins, and Dives
Dining Car Restaurants
Disaster Memorials
Disneyland/DCA Benchmarks
Dive Shops
Dive Sites
Diving Platforms
Dixie Highway
Dockside Restaurants
Dog Friendly Hotels
Dog-Friendly Restaurants
Dollar Stores
Domino's Pizza
Draw Wells
Drawing Waymarks
Drive-In Movie Theaters
Dutch Benchmarks / RD meetpunten
E Clampus Vitus Historical Markers
E85 Fuel Pumps
Eagle Scout Project Sites
Earth Homes
Electric Palm Trees
Elevation Signs
Elks Lodges
Elvis
Engineering Landmarks
English Heritage - Cadw - Historic Scotland
Engrish Signs
Entertainment Awards
Equestrian Statues
Established Rock Climbing Areas
Etched in Stone
Eternal Flames
European Post Offices
Factory Tours
Famous Fires
Feeding the Animals
Ferries and Ferry Landings
Festivals
Field Hospitals
FIFA World Cup Venues
Firefighter Memorials
Fireworks Displays
First of its Kind
Fish Hatcheries
Fishing Holes
Fitness Trails
Flags of Organizations
Flags of the World
Flea Markets
Florida Historical Markers
Foucault Pendulums
Frank Lloyd Wright Designed Buildings
Fraternal Order of Eagles
Fraternity and Sorority Houses
Free Campsites
Free For Your Birthday
Free Overnight RV Parking Locations
French Benchmarks
Funeral Homes
Funerary Art
Gasometers
Geocaching Tour Guides
Geographic High Points
Geographical Centers
George Washington
Georgia Historical Markers
German-American Heritage Sites
Ghost Towns
Ghosts and Hauntings
Giant 24 h Vending Machines
Giants of Commerce
Gifts from Other Countries
Ginormous Everyday Objects
Girl Scout Gold Award Project Sites
Glacial Lake Missoula Flood Features
Glaciers
Gluten Free Restaurants
Googie Architecture
Gothic Architecture
GPS Tracklog Art
Grain Elevators
Grand Opening
Grange Halls
Graves Mentioning a Cause of Death
Great Buildings of the World
Great Lines of Earth
Greenwich Meridian Markers
Guest Books
Guinness World Records
Habitat ReStores
Hall of Fame
Hard Rock Cafe
Haunted Attractions
Hawaiian Historical Markers
Herbaria
Hidden Mickeys
Highway Giants - Muffler Men
Highway Rest Areas
Hiking Path Footbridges
Hindu Temples
Histoire du Quebec (Quebec Historical Markers)
Histoires de France (French historical markers)
Historic Forts
Historic Preservation Awards
Historic Reenactments
Historic United Methodist Sites
Historic Upping Stones, Hitching Posts, and Carriage Blocks
Historical Society Headquarters
Holy Wells
Homemade Tombstones
Homesteads
Hooters Restaurants
Horse Racing Tracks
Hot Air Balloon Festivals
Hot Rod Hangouts and Car Shows
Hot Springs
Howard Johnson's
Human Error
Human Migration Monuments
Humane Societies and Rescues
Humorous Combination Businesses
Hydroelectric Power Stations
Ice Age Trail
Ice Skating Rinks
Iconic Factories
Idaho Historical Markers
IHOP Restaurants
IKEA
Illinois Historical Markers
IMAX Theaters
Immortalized in Lyrics
Impact Craters
Improved Order of Red Men
In Search of the Celts
Independent Artist Supply Stores
Independent Bookstores
Independent Breakfast Spots
Independent Cigar Shops
Independent Diners
Independent Doughnut Shops
Independent Fish Houses
Independent Hot Dog Restaurants
Independent Pizza Restaurants
Indiana Historical Markers
Infamous Crime Scenes
Inline Hockey Rinks
Inside Airports
Interesting Intersection Names
International Space Station Sightings
Internet Cafes
Inukshuks
Iowa Historical Markers
Irish-American Historic Places
Iron Furnace Ruins
Italian Cultural Heritage
It's All About Tintin
Jack In The Box
James Bond - 007
Japanese Restaurants
Jazz Clubs
Jimmy Buffett
John F. Kennedy
Johnny Rockets
Juice and Smoothie Bars
Junk Design Houses
Kansas Historical Markers
Karaoke Bars
Kentucky Historical Markers
Kids Eat Free
Kilroy Was Here
Kingdom Halls of Jehovah's Witnesses
Kissmobile and Co. Sightings
Kiwanis International Markers
Knights of Columbus Councils
Knights of Pythias
Korean Historic Sites
Korean War Memorials
Kroger Supermarkets
La Famille Bonaparte
Landlocked Lighthouses
Latin American Benchmarks
Latvian Benchmarks
Lavoir (wash houses)
LDS Church History Sites
LEED Buildings
Legacy of Medieval Spiritual Warriors
Legion Posts and Branches
Letters on Hills
Lewis and Clark Trail
Lighthouse Bed and Breakfasts
Lighthouse Passport Stamps
Lincoln Highway
Lincoln Highway Markers
Literary Sites
Little Free Pantry
Living Statues
Lodge-Style Accommodations
London Coal Tax Posts
Long Distance Hiking Trails
Louisiana Historical Markers
Luftwaffe Radar Ruins
Lustron Homes
Made for the Millennium
Magic Shops
Maine Historical Markers
Man-made Devilish Locations
Manitoba Historical Markers
Maori Historic Sites
'Marry Me' Markers
Martial Arts
Maryland Historical Markers
Masonic Temples
Massachusetts Historical Markers
Master Architects - Deconstructivism
Master Architects - International Style
McDonald's Restaurants
Medal Of Honor Resting Places
Megachurches
Megalithic Monuments
Metal Detecting
Methodist Churches
Mexican Restaurants
Michigan Centennial Farms
Michigan Historical Markers
Military Ground Equipment Displays
Military Ships and Submarines (Decommissioned)
Military Surplus Stores
Millennium Trees
Mills and Gins
Mines
Miniature Railroads
Minnesota Historical Markers
Minor League Baseball Stadiums
Mississippi Historical Markers
Missouri Historical Markers
Model Aircraft Fields
Model Railroads
Modern Olympic Venues
Mold-a-Rama Machines
Mom and Pop Rock Shops
Monopoly in the Real World
Montana Historical Markers
Monuments Historiques Français
Monuments of the Eastern Freedomfights
Moomins
Moon Trees
Moose Lodges and Centers
Mormon Temples
Mosques
Motorcycle Sales/Service Sites
Mountain Bike Trailheads
Mountain Summits
Movie Locations
Movie Theater Meals
Municipal Community Centers
Musical Instrument Retailers
Named Farms and Ranches
Named Mountain Gaps
Names From the Bible
National Parks (U.S.)
National Public Lands Passport Locations
National Scenic Byways
National Trust U.K.
National Wild and Scenic Rivers
National Wildlife Refuges
Nations Within Nations
Native American Trail Trees
Natural Arches
Natural Lakes
Natural Sinkholes
Natural Springs
Nature's Balanced Rocks
Nebraska Historical Markers
Nevada Historical Markers
New Hampshire Historical Markers
New Jersey Historical Markers
New Mexico Historical Markers
New World Ancient Evidence
New York Historical Markers
New Zealand Historic Places
Newspaper Headquarters
Newstands / Newsagencies
Nike Missile Sites
Non-Specific Veteran Memorials
Noodle Shops
Nordic Heritage
Norske postkontor (Norwegian Post Offices)
North Carolina Historical Markers
North Country Trail
North Dakota Historical Markers
Norway Historical Sites
NPS Passport Cancellation Stations
NRHP Historic Districts - Contributing Buildings
Nuclear Power Plants
Nude Beaches
Numismatic Photographs
Occupational/Hobby Grave Stones
Odd Fellow Lodges
Offroad Trails
Ohio Historical Markers
Oklahoma Historical Markers
Old Spanish Trail Auto Route
Old World Originals
Olmsted Designed Parks
Olympic Memorabilia
One-Room Schoolhouses
Ontario Heritage Properties
Ontario Provincial Plaques
Oregon Historical Markers
Out of Place Graves
Outdoor Altars
Outdoor Interactive Science Displays
Outdoor Mazes
Outdoor Recreation Stores
Outdoor Stations of the Cross
Outdoor Wind Harps
Outhouses
Paintball Outdoor and Indoor Fields
Painted Barn Quilts
Paintings Then and Now
Paleontology and Fossils
Pancake and crepe restaurants
Panera Bread Restaurants
Paramedic Stations
Património Português (Portuguese Heritage)
Peace Memorials
Peace Poles
Peanuts Characters
Pennsylvania Historical Markers
People-Named Places
Pergolas
Permanent Car Displays
Permanent Charity Donation Locations
Permanent Orienteering Courses
Permanent World Fair and Expo Structures
Persian Gulf War Memorials
Pet Stores
Petrosomatoglyphs
Petting Farms and Zoos
Photo Cutouts
Photo Goals
Pick-Your-Own Farms
Pictographs
Pictorial Village Signs
Pikachu Sightings
Pirates
Pizza Hut Restaurants
Pizza Shops - Regional Chains
Places for Recycling
Places of Geologic Significance
Plane Crash Sites
Planetariums
Plank Roads
Political Revolutions
Ponce de León
Pony Express Monuments
Population Signs
Portugal Geodetic Points
Portuguese Historical Markers
Portuguese Inventory of Architectural Patrimony
Pre-Victorian Historic Homes
Presbyterian Churches
Preserved Architectural Remnants and Ruins
Preserved Machines on Public Display
Presidential Birthplaces
Professional Sports Venues
Public Access Lands
Public Aquariums
Public Funiculars and Incline Railways
Public Land Survey Marks
Publix Supermarkets
Pubs and Inns
Quaker Meeting Houses
Quilt Shops
Quiznos
Quonset Huts
Racetracks
Radio Shack Stores
Railroad Maintenance-Of-Way Equipment
Rails to Trails
Railway Disaster Sites
Ranger Stations
Readable From Above
Realistic Object Sculptures
Recommended Accommodation
Religious Buildings Multifarious
Religious Freedom
Relocated Structures
Remains of Settlements
Remembering FEPOW
Remote Backcountry Shelters
Renaissance Fairs
Research Institutes
Revolving Restaurants
Rhode Island Historical Markers
Rijksmonumenten - Dutch National Monuments
Rock and Mineral Displays
Rock-Hounding
Roller Coasters
Rolling Ball Sculpture
Roman Catholic Churches
Romanesque Architecture
Ronald McDonald Houses
Ropes Course
Rotary International Markers
Route 66 - The Mother Road
Runestones Worldwide
Safe Place Havens
Sailing and Yacht Clubs
Salt Pans and Mines
Salvation Army Locations
Saskatchewan Historical Markers
Satellite Imagery Oddities
Scenic at Night
Scenic Hikes
Scenic Railroads
Scenic Roadside Look-Outs
School Mascots
Scouting Headquarters
Scouts Monuments and Memorials
Sculpture Gardens
Seventh-day Adventist Churches
Shipwrecks
Shoe Trees
Shooting Ranges
Shot Towers
Simulacra
Sister City Monuments
Ski Jumps
Ski Lodges
Skyscrapers
Sledding Places
Smithsonian Art Inventory Sculptures
Smokey Bear Sign Sightings
Sokol Centers
Solitary Silos
Sonic Drive In Restaurants
Soroptimist International Markers
South Carolina Historical Markers
South Dakota Historical Markers
Southern African Trig Beacons
Space Flight Memorials and Exhibits
Spanish Heritage
Spanish-American War Memorials
Specific Veteran Memorials
Spirit of '76
Spring Houses
Star Trek
State Park Passport Locations
State/Provincial Parks
Steakhouses
Stone Bridges
Summit Registers
Super Fund Sites
Sushi Restaurants
Suspension Bridges
Swimming Holes
Synagogues
Taco Bell Restaurants
Taffy Pulling Machines
Takeout / Delivery Menus
Target Stores
Tattoo Shops/Parlors
Television and Cable Broadcasting Stations
Tennessee Historical Markers
Tennis Facilities
Texas Historical Markers
TGI Friday's Restaurants
Thai Restaurants
The Disney Store
The Great Florida Birding Trail
The Local Neighborhood Grocer
There's a Book About It
Thrift Stores
Tim Horton's Restaurants
Time and Temperature Signs
Time Signals
Topiaries
Tourist Stamps Photos
Town and Village Pounds
Toynbee Tiles
Trail of Tears
Trail Registers
Train Cabooses
Tripoints and Multipoints
Trophies, Medals and Cups
Truck Stops
Turtle Crossings
U-Haul SuperGraphics
U.K. and Ireland Trigpoints
U.S. 40 - The National Road
U.S. Benchmarks
U.S. Civil War General Statues
U.S. Civil War Sites
U.S. Historic Survey Stones and Monuments
U.S. National Natural Landmarks
U.S. National Register of Historic Places
U.S. Post Offices
U.S. Revolutionary War Memorials
U.S. Route 99 - The Pacific Highway
UK Historical Markers
UK Post Offices
Uncommon Crossing Signs
Underground Railroad Sites
UNESCO Geoparks and Biosphere Reserves
Unintentionally Funny Signs
Unique Steeples
Unoccupied Buildings, Shacks, and Cabins
Unusual Speed Limits
Urban Legends and Superstitions
Used Book Stores
Used Video-Game Stores
Utah Historical Markers
Vasco da Gama
Vértices Geodésicos
Vegetarian Eateries
Velodromes
Vermont Historical Markers
Vertical Lift Bridges
Veteran Cemeteries
VFW Posts
Victorian Post Boxes
Victorian Style Architecture
Video Arcades
Vietnam POW/MIA Monuments
Vietnam War Memorials
Vintage Ad Locations
Vintage Movie Theaters
Viquesney's Spirit of the Doughboy Statues
Virginia Historical Markers
Volcano Watching
Vortexes, Mystery Spots, and Gravity Hills
Wagon Roads and Trails
WAL*MART Stores
Walt Disney World Benchmarks
War and Military Museums
War of 1812
Washington Historical Markers
Waterfalls
Wavy Places
Wax Museums
Waychapels
Waymark Sticker and Pin Seekers
Waymark Tours (WayTours)
Wayside shrines
Weather Radars
Web Cameras
Wedding Chapels
Weird Story Locations
Welcome Signs
Wendy's Restaurants
Wesleyan Churches
West Virginia Historical Markers
Western Canadian Heritage
Where's In A Name?
Whispering Galleries
Whispering Giant Sculptures
White Castle
Whitewater Rafting Trips
Wi-Fi Hotspots
Wildlife Museums
William F. "Buffalo Bill" Cody
William Shakespeare
Wineries
Winter Sports Locations
Wisconsin Historical Markers
Woman's Clubs
Wooden Church Artefacts
Woodmen of the World Grave Markers/Monuments
Working Water Wheels
World War I Sites
World War II Memorials / Monuments
Worldwide Cemeteries
WPA Projects
WWII Prisoner of War Camps
Wyoming Historical Markers
Yellow Arrow Lookup
YMCA / YWCA
Your Name Here
'Z' Welcome Signs
Zinc Headstones
Zip-line
Zippy the Pinhead Locations
Zoos