Using Google Maps/Earth in the classroom

There are lots of great applications for Google Maps/Earth in the classroom.  Science classes can plan out natural areas (check out the CVU example below), English classes can go on "lit trips" (seeing the actual places described in a novel), math classes can explore the geometry of the "real world," etc.
Richard Byrne-- the author of the amazing Free Technology for Teachers blog-- has posted several helpful resources in a recent post.