Google takes you on a tour of the shooting locations for Ghostbusters.
http://www.ironicsans.com/2006/04/the_ultimate_interactive_googl_1.html
and others
http://www.movielocationsguide.com/movie_location_maps/New_York_Filming_Locations.php
http://googlesightseeing.com/locality/continents/north-america/states/newyork/
