Secret City of WWI

Smithsonian Channel

Tuesday 28 April 2020  07:00 - 08:00 (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) Tuesday 28 April 2020 07:00 - 08:00