The LocationIQ Search Forward Geocoding Python Sample Code demonstrates how to import requests and use a private token to authenticate. An example of the empire state building as a location point is available.
This fall the New York City Mayor's Office of Film, Theatre and Broadcasting will celebrate its 40th anniversary with the publication of a book, Scenes From The City, and a series cultural events across the city. But in addition they have created an excellent web mashup: Scenes from the City Interactive Map.
Quova's is a geolocation service, went free last November. The company has revamped its developer portal and added a few awesome new features to the Quova API. The company also added JSON as a response format, as so many other APIs have lately. Unlike the APIs ditching XML, Quova is keeping the XML format and expanding developer options. Also, the company added a developer forum and app gallery to its portal, to encourage community around its API.