Apollo astronauts at Ries quarry

Apollo 14 astronaut geology field trip to Nördlingen Ries Crater, Germany, 10-15 August 1970

From left: Al Shepard, Dr. Fred Hörz, Dr Ed Mitchell, Dr. Mike McEwen, a U.S. embassy representative, Joe Engle (behind the Embassy representative), Gene Cernan, and Professor von Engelhardt.