User superstein 
superstein 
posted 2558 waymarks in 252 different categories within 28 countries and 107 regions, of these were 360 posted-first-in-region and also 100 posted-first-in-country.
Unfortunatly the user also has 10 waymarks with a missing region in the database.
Here is a list of categories, that superstein currently has not posted in.
