DELPHI, GREECE - APRIL 11 : A view from the top of the Tholos with the Mount Parnassus in the distance, on April 11, 2007 in the Sanctuary of Athena Pronaia, Delphi, Greece. Circular marble structure, the Tholos is in the Doric order and was built at the beginning of the 4th century BC. (Photo by Manuel Cohen)