User Black Dog Trackers 
Black Dog Trackers 
posted 134 waymarks in 11 different categories within one country and 6 regions, of these were 11 posted-first-in-region and also 2 posted-first-in-country.
In the following list are the categories listed where Black Dog Trackers is or was an officer. The star denotes an active officer role, if it is golden then Black Dog Trackers is also the current leader of the category.
| active | Category | # Approvals | # Missings |
|---|---|---|---|
 Agricultural Fairgrounds | 40 | 1 | |
 Art Deco - Art Nouveau | 1 | 46 | |
 Canadian Benchmarks | 1 | - | |
 Cave Entrances (Natural) | 24 | 15 | |
 Christian Crosses | 32 | 121 | |
 Exceptional Trees | 223 | - | |
 Flea Markets | 6 | 5 | |
 Googie Architecture | 1 | - | |
 Historic Trees | 9 | 1 | |
 Off-Leash Dog Areas | 1 | 59 | |
 River Gauges | 12 | 62 | |
 Sphinx Sculptures | 2 | 1 | |
 U.S. Benchmarks | 3518 | 10 | |
 U.S. Historic Survey Stones and Monuments | 74 | - | |
 Wikipedia Entries | 320 | 604 |