6.00 p.m. |HISTU| Rome: Engineering an Empire
For more than 500 years, Rome was the most powerful and advanced civilization the world had ever known, ruled by visionaries and tyrants whose accomplishments ranged from awe-inspiring to deplorable. One characteristic linked them all--ambition--and the thirst for power that all Roman emperors shared fueled an unprecedented mastery of engineering and labor. This documentary special chronicles the spectacular and sordid history of the Roman Empire from the rise of Julius Caesar in 55 BC to its eventual fall around 537 AD, detailing the remarkable engineering feats that set Rome apart from the rest of the ancient world. Featuring extensive state-of-the-art CGI animation, and exclusive never-before-seen footage shot on a diving expedition in the water channels underneath the Colosseum.

10.00 p.m. |SCI| Celtic Causeway
Buried beneath the farmlands on the east coast of Britain lie clues about a mysterious civilization: the Celts. Archaeologists have uncovered sections of a wooden causeway, or raised walkway, that Iron age people built over the Witham river in 456 BC.

HISTU - History Channel (US)
SCI - Science Channel