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Raymond Camden's ColdFusion Blog: Yahoo Query Language

Yahoo! Placemaker is a freely available geoparsing Web service. It helps developers make their applications location-aware by identifying places in unstructured and atomic content – feeds, web pages, news, status updates – and returning geographic metadata for geographic indexing and markup.

Mapstraction is a library that provides a common API for various JavaScript mapping APIs to enable switching from one to another as smoothly as possible. Additionally Mapstraction fills some holes each provider's current offerings (taking advantage of existing open source solutions where possible) to normalise the feature set across platforms.