French speleologist (1962-1988)
Boulogne-Billancourt, Île-de-France
Sainte-Engrâce, Pyrénées-Atlantiques
speleologist
France
Frédérik Hammel (* 3. May 1962 in Boulogne-Billancourt; † 1. August 1988 in Sainte-Engrâce) was a french speleologist. He was 26 years old.