Explores the architectural and engineering legacies of some of the world's most powerful empires from the past.

Features: behind the scenes featurette. Originally broadcast on television 2006-2007. "The History Channel presents."

Disc 1. Greece ; Greece : age of Alexander ; The Aztecs -- Disc 2. Carthage ; China ; Russia -- Disc 3. Great Britain ; The Persians ; The Maya -- Disc 4. Napoleon and beyond ; The Byzantines ; Age of architects.