Meteora This is a picture of one of the famous monasteries in Meteora (Greece). All of those monasteries are build on top of mountains in this region. I have a recurring dream in which this monastery figures prominently .
Impressive aerial view of Hoover Dam. For those who don't know: Hoover Dam, once known as Boulder Dam, is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the US states of Arizona and Nevada