>> she also made videos to send to her children at home. >> i miss you guys, i love you. better i can't tell you exactly where we are because we're kind of keeping that a secret. >> ed davis was an american world war ii soldier who also braved this ugh rugged terrain. >> i found i think one of ed davis's caves that he stayed in. he's one of the witnesses of the ark. >> davis claimed to have seen the ark while on a mission to deliver supplies from the russian front. the artist elfred lee later made this drawing based on davis's description. >> you see the rock slide? >> shifting rocks under foot were a constant danger, and just