Worldsaurus.com is a worldwide travel guide to help adventurous budget-travelers, backpackers, photographers, and vacationers plan their trips. Find the most popular places in the world, with detailed information.
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4Hotels.us Hotel Maps
flightwise (formerly fboweb.com)
Taxi fare calculator for Greece
XML API specification document
Kayak Search AS3
Flashr, a Flickr Wrapper in Flash
An Interesting 2005 on Flickr
Flickr API with AJAX
APIs, mashups and code. Because the world's your programmable oyster.
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.