by Jan MacKell Collins In October of 1944, two GI’s from Peterson Air Force Base were hunting near Lake George. One of them, Master Sergeant Francis Brahler, hiked up to a remote granite outcropping. A reflection from the sun caught his eye. Further inspection revealed an actual glass window in the rock, completely hidden from view below. Brahler managed to slide the glass to one side, shinnied through the window, and discovered a secret cave dating back a half century. The cave Brahler found solved one of Park County’s greatest mysteries. It all began in 1892 when a local rancher, ...