Landsharkz
geocoins and Groundspeak merchandise retailer
Locus Prime
Geocaching-related Greasemonkey scripts for Firefox.
My Geocaching Profile
Sign up for a free account and upload your “My Finds” pocket query to generate personal caching stats.
Ontario Trails Project
The Ontario Trails Project aims to map hiking, biking and multi-use trails for handheld GPS mapping use.
Ontario's Crown Land Use Policy Atlas
The Crown Land Use Policy Atlas is the source for area-specific land use policy for Crown lands in a large part of Ontario.
Pathtags
Personalized trading items you can design yourself.
Purple Hell
Resource for solving riddles and ciphers.
Puzzle Solving 101 @ KAG
A well-written, comprehensive series of articles about solving puzzles.
The Gear Caster
A weblog dedicated to profiling emerging companies and technologies in the outdoor sports industry.
Wikimapia
Wikimapia is an online editable map – you can describe any place on Earth. Or just surf the map discovering tonns of already marked places.
Wolfram|Alpha
Enter your question or calculation and Wolfram|Alpha uses its built-in algorithms and a growing collection of data to compute the answer.
Worldcaching
Geocaching store based in British Columbia.