- Article by Kevin Prenger
- Published on April 21st, 2020
In 1972, the French speleologist Michel Siffre spent 205 days without interruption in a cave in Texas. With this he set an official record, because never before would someone have lived for so long underground. Living so long in constant darkness and isolation, without any sense of day or night, requires unimaginable perseverance, both mentally and physically. Nevertheless, several Jewish people in hiding in Ukraine during World War II would have lived continuously underground for much longer, namely 344 days. The American speleologist Chris Nicola discovered their remarkable story of survival.