Organ room, Caverns of Luray.
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Cave under Lookout Mountain.
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Group at the entrance of Cave.
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Group at cave.
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Pirate's Cave (No. 2), Newport, R.I
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Spouting Cave, Newport, R.I.
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Entrace to the Cave of the Winds, winter. [Niagara Falls.]
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Leatherstocking's cave.
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Devil's Kitchen, near the house.
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The Devil's Den, Hart's Ledge, North Conway, N.H.
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The Devil's Den, Hart's Ledge, North Conway, N.H.
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The Devil's Den, Hart's Ledge, North Conway, N.H.
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The Devil's Den, Hart's Ledge, North Conway, N.H.
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Cave near Top.
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Betty Moody's Cave, Star Island.
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Cave Falls.
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Ice Cavern, White Mountains, New Hampshire, U.S.
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Ice Cavern, White Mountains, New Hampshire, U.S.
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Fish cave, Marquette.
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The Wanderer at Palisade Cave.
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The Pictured Rocks, Sister Caves.
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Chrystal grotto.
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Swallow's cave, Nahant.
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Lower Big Spring.
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Mouth of the cave.
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A glimpse of Green River.
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A glimpse of Green River.
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Upper Big Spring.
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A native, (an African American boy sitting on a log).
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A native. [An African American boy sitting on a log.]
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