Track MashupSubmit MashupMashup: fourtrace Followers deprecated Mapping, MappingFoursquare mashup fourtrace lets you see what information users actually share when they use foursquare. Search for foursquare users and see their updates (and personal information) plotted in a Google map SummaryFollowers (0)Changelog (1) Summary Followers ChangelogFollowers (0) Track this Mashup