The tms_ppp_explore_city.zip file you have requested: Maps Levels Missions / Tracks / Bay / Explore the City - 6.7kb is not available. Perhaps try browsing all files for the game TrackMania: Sunrise and upload any files you want to share or are missing. This is the only information we could locate:
For more information on TrackMania Sunrise, visit Trackmania.filefront.com This is another city map. The city itself shares a resemblence to Chicago with the large, black, central office tower (John Hancock Building-esque).