MTBGuru.com is designed for bikers, hikers and runners to publish, share and visualize GPS data, along with photos and commentary, creating an ever-expanding free trail resource and community of GPS users.
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Bike Rides in California
Road Sign Math
Travel Dive Map
Make data from the Tixik API available on Locago.
Hacking Google Maps: Building a Community Site
Integrating Google Maps into Your Web Applications
PHP Wrapper for Google Maps API
Ruby Geocoding Library
APIs, mashups and code. Because the world's your programmable oyster.
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.