Caves, posed portrait of cave guides at historic entrance
Mammoth Cave National Park; National Park Service
Guide standing on breakdown, prepared to throw lighted torch in cave
Mammoth Cave National Park; National Park Service
Posed portrait of cave guides in unidentified area of the cave
Mammoth Cave National Park; National Park Service
Cave, guide and tour group at Ruins of Karnak
Mammoth Cave National Park; National Park Service
Guides: guide seated in front of a parking lot with a red bird on his hand. government employees: guide, birds, wildlife red bird.
Mammoth Cave National Park; National Park Service
Cave guide standing outside with a red bird resting on his arm
Mammoth Cave National Park; National Park Service
Caves, posed portrait of cave guides at Methodist Church
Mammoth Cave National Park; National Park Service
Caves, posed portrait of cave guides at historic entrance
Mammoth Cave National Park; National Park Service
Posed portrait of cave guides at Methodist Church
Mammoth Cave National Park; National Park Service
Guide feeding red bird from his hand near building porch
Mammoth Cave National Park; National Park Service
Four guides at historic entrance stairs, showing newly discovered part of cave and its formation of gypsum, 1938
Mammoth Cave National Park; National Park Service
Formation of gypsum, four guides at Historic Entrance, left to right, Carl Hanson, Leo Hunt, Pete Hanson, Claude Hunt, 1938
Mammoth Cave National Park; National Park Service
Guide on lawn of Mammoth Cave Hotel, traffic director Marvin Moody
Mammoth Cave National Park; National Park Service
Traffic director Marvin Moody talking to visitors in parking lot
Mammoth Cave National Park; National Park Service
Cave, New Discovery, gypsum, Big Avenue, group of four guides at the base of the Historic Entrance steps
Mammoth Cave National Park; National Park Service
Cave, group of guides descending the Historic Entrance steps heading to New Discovery
Mammoth Cave National Park; National Park Service
Cave, New Discovery, gypsum, Big Avenue, group of four guides at the base of the Historic Entrance steps
Mammoth Cave National Park; National Park Service
Cave, New Discovery, gypsum, Big Avenue, group of four guides at the Historic Entrance
Mammoth Cave National Park; National Park Service
Cave, New Discovery, group of four guides at the base of the Historic Entrance steps
Mammoth Cave National Park; National Park Service
Cave, New Discovery, four tour guides standing under Gypsum Arch
Mammoth Cave National Park; National Park Service
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