Kiev - In the wheat fields of Western Ukraine is a small opening in the ground.
Go through it and you’ll find over 120km of caves, a lake and a labyrinth of tunnels. Fleeing the horrors of Nazi occupation, a brave group of Ukrainian Jews entered this subterranean world to live for 344 days and survive the Holocaust.
American Christos Nicola went on a 20-year quest to unearth what became of the families. – Slate.com