Secrets Underground

1:00 AM to 2:00 AM

Tuesday 20 January

Capone's Escape Tunnels

Season 1 Episode 3 of 8

Rob Nelson investigates rumours of secret underground escape route used by infamous gangster Al Capone. Plus, mysterious earthen mounds in Washington State

Secrets Underground airs on Discovery Channel HD at 1:00 AM, Tuesday 20 January. (Subtitles.)

Topics