Intrigue - Tunnel 29 - 1: The Escape - BBC Sounds
'I didn’t want to be a part of this new world.' Joachim has a decision to make.
BBC Radio 4
“How would you break in to the most heavily guarded country on earth?” The extraordinary true story of a man who dug a tunnel right under the feet of Berlin Wall border guards to help friends, family and strangers escape. Listen now on