Timpanogos Cave National Monument is a United States National Monument protecting the Timpanogos Cave Historic District and a cave system in the cliffs of American Fork Canyon in the Wasatch Range, ne
The Great Heart of Timpanogos
A wall in Timpanogos Cave
Jewel Cave National Monument
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Jewel Cave National Monument contains Jewel Cave, currently the fifth longest cave in the world and second longest cave in the United States, with 220.33 miles of mapped passageways as of July 2025. I
The Inner Sanctum, one of the longest and largest passageways along the Scenic Tour
A mid-century visitor to Jewel Cave
Jan Conn exploring Jewel Cave in 1959
Jewel Cave National Monument's main visitor center complex