Secret City of WWI

Smithsonian Channel

Monday 15 November 2021  10:00 - 11:00 (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 may be available on Prime Video (affiliate link)
Secret City of WWI (Smithsonian Channel) Monday 15 November 2021 10:00 - 11:00