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Maquoketa Caves State Park

Maquoketa Caves State Park is a state park of Iowa, United States, located in Jackson County. It stands northwest of the city of Maquoketa. In 1991, 111 acres (45 ha) on the east side of the park were listed as a historic district on the National Register of Historic Places.

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Cave data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

More caves in United States

  1. Lechuguilla Cave489 m deep
  2. Carlsbad Caverns National Park333 m deep
  3. Natural Tunnel State Park0.3 km
  4. Merrill Cave0.2 km
  5. Layser Cave0 km

Other notable caves worldwide

  1. Mammoth Cave · Australia686 km
  2. Sistema Sac Actun · Mexico119.2 m
  3. Lechuguilla Cave · United States489 m
  4. Optymistychna Cave · Ukraine20 m
  5. Veryovkina Cave · Georgia2,212 m
  6. Krubera Cave · Georgia2,199 m
  7. Sarma cave · Georgia1,830 m
  8. Clearwater Cave · Malaysia109 km