Name: Fern Grotto

City, State  Zip: Kapaa, Hawaii  96746

County: Kauai

Website: http://dlnr.hawaii.gov/dsp/parks/kauai/wailua-river-state-park/

External Link: Fern Grotto

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Name: Hana Lava Tube

Street Address: 205 Ulaino Rd

City, State  Zip: Hana, Hawaii  96713

County: Maui

Phone: (808) 248-7308

Website: http://mauicave.com/

External Link: Hana Lava Tube

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Name: Kula Kai Caverns

Street Address: 92-8864 Lauhala Dr

City, State  Zip: Ocean View, Hawaii  96737

County: Hawaii

Phone: (808) 929-9725

Website: http://www.kulakaicaverns.com/

External Link: Kula Kai Caverns

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Name: Kaumana Caves

Street Address: 1492 Kaumana Dr

City, State  Zip: Hilo, Hawaii  96720

County: Hawaii

Website: http://www.bigislandhikes.com/kaumana-caves-state-park/

External Link: Kaumana Caves

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Name: Kazumura Cave

City, State  Zip: Pahoa, Hawaii  96778

County: Hawaii

Name: Makauwahi Cave

City, State  Zip: Koloa, Hawaii  96756

County: Kauai

Phone: (808) 634-0605

Website: http://www.cavereserve.org/

External Link: Makauwahi Cave

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Name: Maniniholo Dry Cave

Street Address: 5-7878 Kuhio Hwy

City, State  Zip: Kilauea, Hawaii  96754

County: Kauai

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Name: Thurston Lava Tube (Nahuku)

City, State  Zip: Pahoa, Hawaii  96718

County: Hawaii

Phone: (808) 464-0840

Website: https://www.nps.gov/havo/planyourvisit/craterrimtour_tube.htm

External Link: Thurston Lava Tube (Nahuku)

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