ASTROExperiences

Museum · Horse Cave, KY

Hidden River Cave & American Cave Museum

Hidden River Cave near Mammoth Cave National Park offers guided cave tours featuring two subterranean rivers and the world's longest underground swinging bridge.

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Overview

About Hidden River Cave & American Cave Museum

Visitors explore Sunset Dome, one of the largest free-standing cave domes in the United States. The adjoining American Cave Museum features free admission with interactive exhibits on cave geology, archaeology, and wildlife.

Plan your visit

Admission
Free admission · as of September 2026 — verify on the operator’s site

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