This Dynamic Planet is an online, interactive world map of volcanoes, earthquakes, impact craters, and plate tectonics, jointly produced by the USGS and the Smithsonian.
(Click image to go to interactive map)
Clicking on a feature within the interactive map zooms in to even more detailed maps and information. I’m going to be playing with this for days. Weeks, even.
UPDATE
BBC’s The Beauty of Maps:
Historical Maps– Experience five of the world’s most beautiful old maps and discover their secrets
Digital Worlds– Find out how we map virtual spaces and understand our world today
British Museum: Magnificent Maps: Power, Propaganda and Art