Drain the Oceans: Season 2, Episode 10

2 - 10: London's Secret History

London's secret history is revealed. Visit the remains of the Roman port in Londinium on the River Thames along with the first bridge spanning it. Explore shipwrecks in the Thames Estuary: the 16th-century armed English Merchantman the Cherabin, the 17th-century warship the London, and the WWII Liberty Ship the SS Richard Montgomery.