Hi Rachel, You also have the option of plain old Google Maps. The hard part is geocoding. If it is geocoded and stored in a database, then you can do something like this example (sorry but the project is pw protected so I took a screenshot):
http://www.france-usa.org/moma/screenshot.jpg This is basically what you need to do: http://www.france-usa.org/moma/mapart.txt Steve Steven Moore Database Administrator MoMA - The Museum of Modern Art 11 West 53 Street ~ New York, NY ~ 10019 steven_moore at moma.org Phone: 011.33.62.782.1223