balanced rock]]> Unknown]]> American Alpine Club Photo Collection]]> .jpg]]> Idaho, 1900 to 1930]]> Badlands National Park]]> Natural Bridge]]> Unknown]]> American Alpine Club Photo Collection]]> .jpg]]> South Dakota, 1900 to 1932]]> Badlands National Park]]> Unknown]]> American Alpine Club Photo Collection]]> .jpg]]> South Dakota, 1900 to 1933]]> Caves]]> Wind Cave (S.D.)]]> Wind Cave National Park (S.D.)]]> Unknown]]> American Alpine Club Photo Collection]]> .jpg]]> South Dakota, 1900 to 1931]]> Caves]]> Wind Cave (S.D.)]]> Wind Cave National Park (S.D.)]]> Unknown]]> American Alpine Club Photo Collection]]> .jpg]]> South Dakota, 1900 to 1930]]>