Aired Tuesday July 27,
1:00pm - 2:00pmon Smithsonian Channel SD
Americans Underground: Secret City of WWI
An underground city is discovered beneath a field in France, where World War One soldiers took refuge and etched their names and drawings on the walls. A historian and photographer attempts to connect the names to their descendants.
- Category
- Documentary / History / Special
- Original air date
- 2017-03-13
Cast and crew