People use Twitter to make quick status updates. By seeing where those people are in real-time, the experience brings an event or place to life right there on the Bing map in front of you. You can zoom into street level views or keep it global.
Bing Twitter Maps let you filter your search for a subject, a person or by location. Once you filter your search you can embed that map on your web page or your blog – anywhere you can paste the HTML. Use a Bing Twitter Map to keep track of a topic of interest around the globe or follow your favorite personality’s thoughts and whereabouts.
Bing Twitter Maps shows “geotagged” public Tweets from the last seven days. Many Twitter applications allow Twitter users to add location to a Tweet, a functionality that Twitter introduced in the fall of 2009.
To add location to your Tweets, first, you need to “enable geotagging” on your profile page at Twitter. Second, you need make sure you use a Twitter application that supports adding location to Tweets.
Visit: Bing Twitter Maps.