Secret City of WWI

Smithsonian Channel

Saturday 27 June 2020  19:00 - 20:00 (60 mins)
The discovery of an underground city in Northern France, where World War I soldiers took refuge. A historian and photographer attempts to connect the names to their descendants.

Secret City of WWI (Smithsonian Channel) Saturday 27 June 2020 19:00 - 20:00