The 5 Best Cave & Lava Tube Tours in Polynesia

1.3-Hour East Coast and Anahulu Cave Tour

★★★★★★★★★★4.1 · 61 reviews · 3 hours · from $42Our pick

This three-hour Tongatapu tour combines royal sites, Captain Cook’s landing place, Ha’amonga ‘a Maui, Maka Fa’akinanga, Anahulu Cave, and Anahulu Beach. English-speaking guides such as Viki, Tapu, and Sara have led visitors through the island’s stories. Pickup is available from Teta Tours, Vuna Wharf, or Tanoa International Dateline Hotel.

“Loved this tour! Great way to see a lot of the island. It lasted around 2.5 hours and it was a private tour, they were also able to drop me off at the airport for a small extra fee. Guide and driver were both very friendly and I learned a lot about Tonga.”

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2.Tahiti Half Day Small Group Circle Tour – Waterfalls & Caves

★★★★★★★★★★4.7 · 25 reviews · 4h 30m · from $115

Travel around Tahiti Nui in a small, air-conditioned minivan with an English-speaking guide such as Eric or Edwin. You’ll visit Ta‘ata Marae, Mara’a Caves, Taharuu Beach, Vaipahi Water Gardens, Faarumai Waterfall, and Point Venus, with hotel or cruise-terminal pickup included.

“Eric was magnifique and the Hyundai minivan too. Beautiful tour 360* of the big Tahiti Nui. All the stops and his explanation where great”

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3.3-Hour Tongatapu East Coast and Anahulu Cave Tour

★★★★★★★★★★4.0 · 21 reviews · from $71

Spend three hours with a local driver-guide touring Tongatapu’s east coast, royal tombs, Captain Cook’s landing place, Ha’amonga’a Maui, and Anahulu Beach. The highlight is Anahulu Cave, where you climb underground to a clear freshwater pool. Hotel pickup, drop-off, and cave admission are included.

“Interesting tour around the east coast of Tonga. Guide was excellent and very professional. Helped take a lot of photos. Tongans are really the most friendly people! Thank you!”

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4.Shore Excursion: 3-Hour Tongatapu East Coast and Anahulu Cave Tour

★★★★★★★★★★3.5 · 13 reviews · from $71

Travel from Vuna Wharf in a group of up to 15, visiting Tonga’s Royal Palace, royal tombs, Captain Cook’s Landing Place, Ha'amonga'a Maui, Anahulu Beach, and Anahulu Cave. You’ll have about an hour for the cave and its freshwater pool, plus time at a quiet beach. Bring swimwear, sturdy shoes, and snorkeling gear if you want it.

“Excellent tour of scenic and historic sites on Tongatapu. Really good explanations and background on the things and places we were seeing. The cave was more impressive than I was expecting!”

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5.To Sua Trench, Waterfalls, and Piula Cave Pool Tour

★★★★★★★★★★4.7 · 4 reviews · 6 hours · from $165

Travel from Apia with an English-speaking guide, stopping at a waterfall, Le Mafa Pass, To Sua Ocean Trench, Lalomanu Beach, and Piula Cave Pool. Joe and Kenan are among the guides who lead this experience. Transfers, entry fees, bottled water, and a cold lunch are included, with groups limited to eight.

“We had an absolutely fantastic experience! Our two guides, Joe and Kenan, were not only incredibly friendly and funny, but also shared so much fascinating background information about Samoa and the local way of life. The activities they selected were amazing and truly exceeded our expectations. On top of that, they showed great flexibility — due to high demand and the weather conditions, they adjusted the itinerary on short notice to ensure we still had the best possible day. That level of care and professionalism really stood out. We can only highly recommend this tour and would book it again anytime!”

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