Google maps is a versatile service that can be used for many purposes. Here is an example applied to the Diplomatic network of Italy. The map includes all the Italian Embassies, Consulates and Permanent Representations in the world.
http://bit.ly/ZB89J6
Every flag in the map offers a link to the mission website containing useful information.
Simple and great application!
Brilliant!! This is a terrific resource. Thanks for the post.