15 Full-Day Trips Underground Worldwide Worth the Descent

1.Ninh Binh Full-Day Tour from Hanoi to Hoa Lu, Tam Coc & Mua Cave Via Boat & Bike

★★★★★★★★★★5.0 · 4,384 reviews · from $33Our pick

Travel from Hanoi to Ninh Binh with an English-speaking guide, then visit Hoa Lu, cycle briefly through a rural village, eat a local buffet lunch, ride a bamboo boat through Tam Coc, and climb nearly 500 steps at Mua Cave. Guides such as Sunny, Linh, and Viet are often praised for clear storytelling and humor.

“Sunny was an incredible tour guide. Everything was made clear for our tour on the day, the night before and the days leading up to up to our tour. The information Sunny gave us was very informative and he added a great amount of humor. I highly recommend.”

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2.Full Day Cappadocia Tour( Red Tour + Underground City )

★★★★★★★★★★5.0 · 1,862 reviews · 6 to 8 hours (approx.) · from $18Best value

Spend 6 to 8 hours exploring Cappadocia with hotel pickup, a licensed guide, and air-conditioned transport. The route includes Göreme Panorama, the Open-Air Museum, Ozkonak Underground City, Pasabag, Avanos, and Pigeon Valley. Guides such as Utku, Zahra, Döne, and Sinan are praised for clear explanations and flexible pacing, though shopping stops can take time.

“Zahra is an amazing, kind, caring and full of energy tour guide! She went above and beyond her duties to help us to find other excursions. She recommended few good restaurants and etc! Our driver, Irfan was very friendly and respectful as well! I recommend them both!”

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3.Full-Day Boat Tour of Paxos Antipaxos Blue Caves from Corfu

★★★★★★★★★★4.5 · 1,567 reviews · 6 to 10 hours (approx.) · from $54

Cruise from Corfu to Paxos and Antipaxos aboard a large boat with English guiding, cave views, a swim near Mesovrika Beach, and two hours in Gaios. You’ll see Corfu’s forts and coast from the water, with optional hotel transfers, multilingual announcements, onboard snacks and drinks for purchase, and music on the return trip.

“Trip was relaxing, and the staff and people friendly. Enjoyed seeing the caves and exploring the Islands. Food was good.”

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4.From Puerto Princesa: Underground River Full-Day Trip

★★★★★★★★★★4.3 · 1,460 reviews · 8 - 10 hours · from $48

You’ll travel from Puerto Princesa to Sabang, ride a pump boat and paddleboat into the famous underground river, and learn about Palawan from a live guide such as Sky, Jeff, Reggie, or Dang. The day also includes a Filipino buffet, with optional zipline and mangrove tours. Expect some walking, wet boarding areas, and a long road journey.

“it was a very nice experience, i would totally recomand to anyone to go! they picked us up from our accommodation in the morning and after all the car was full we when to the underground river. it was nice cuz it was no waiting, everything went very smooth. near the underground river you can see monkeys and also some big lizards. be very careful at the monkeys they are taking everything they see, the hat from one guy and some napkins from a lady :))) After that we eat at a local place right near the port. The day ended with some zip line or padle boat for who…”

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5.Full Day Tulum Ruins Tour Cenote and Swimming with Sea Turtles

★★★★★★★★★★5.0 · 1,171 reviews · 9 hours (approx.) · from $131

Spend about nine hours visiting Tulum, swimming through Cenote Nohoch Nah Chich, and snorkeling at Akumal Beach. Round-trip transport, guides, lunch, water, and equipment are included. Guides such as Yaris, Nancy, Oto, and Pablo have earned praise for keeping groups safe and on schedule. Bring a towel, change of clothes, and cash for the extra fees.

“Fantastic tour with an excellent guide. Jar was very helpful and had a great personality. We really enjoyed swimming in the cenote cave and walking around the Tullum ruins.”

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6.Full-Day Small-Group Tour in Crete with Zeus Cave Visit

★★★★★★★★★★5.0 · 1,099 reviews · 8 hours (approx.) · from $107

Spend about eight hours exploring rural Crete in a small 4WD group of up to 15 people. You will visit a family farm in Potamies, cross dirt roads toward Lasithi Plateau, stop at the Dikteon Cave of Zeus, eat a traditional lunch with wine, and visit Krasi and Mochos. Guides such as Nikos, Mario, Andreas, and Vagelis bring local stories, humor, and hands-on stops to the day.

“It was a fun day with many interesting stops. One knock was the 4wd portion in which our driver drove un-necessarily fast up a very rough portion of the road. He hurt one of our group’s back. It was otherwise a lovely day.”

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7.Kutaisi Canyons and Caves Full Day Tour

★★★★★★★★★★4.8 · 1,051 reviews · 13 hours · from $48

Travel from Tbilisi to western Georgia with guides such as Nika or Ana, stopping at Martvili Canyon’s waterfalls and river, then Prometheus Cave’s lit chambers and underground formations. The 13-hour outing costs $48, plus entrance fees and optional boat rides. Expect a very early start, a long drive, and weather-dependent activities.

“I’ve visited several countries and countless places, but this was truly one of the best day trips I’ve had in a long time. A special mention to Nika, who was the absolute highlight of the experience—humble, polite, incredibly knowledgeable, and patient. Spending time with him was a joy. This is a must-do activity in Georgia. ⭐⭐⭐⭐⭐”

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8.Blue Cave, Vis & Hvar Full-Day Trip by Speedboat

★★★★★★★★★★4.4 · 976 reviews · 10 hours · from $147

Set out from Split with an English-speaking skipper and guide for a fast-paced day around Biševo, Vis, Budikovac, the Pakleni Islands, and Hvar. You will enter the Blue Cave if sea conditions allow, swim in clear coves, explore Komiža, and get two hours in Hvar. Guides including Angela, Patrik, Gabriela, and Luka have helped make the day flexible and personal.

“Great experience. worth every penny. guide were very helpful and made the experience e enjoyable.”

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9.Tulum, Coba, Cenote, and Mayan Ceremony Full-Day Tour plus Lunch

★★★★★★★★★★4.5 · 973 reviews · 12 hours (approx.) · from $95

Spend about 12 hours visiting Tulum’s coastal ruins, Coba’s jungle temples, and Cenote Mariposa. Your English-speaking guide, possibly Mildred, Angel, Arturo, or another assigned guide, leads the day, with lunch, a Mayan ceremony, roundtrip transport, life jackets, and lockers included. Expect early pickup, long drives, walking, and extra entrance fees.

“It’s a full days worth of activity! I would recommend it. Or guide was very knowledgeable. Long bus rides: bring a book and snacks!”

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10.Halong Bay Full Day with Kayaking, Hiking viewpoint, Cave – Deluxe To Luxury

★★★★★★★★★★5.0 · 884 reviews · from $38

Spend 12 to 14 hours touring Halong Bay from Hanoi by air-conditioned bus and deluxe boat. Cruise among limestone islands, eat Vietnamese dishes onboard, visit Sung Sot Cave, hike 420 steps on Titop Island, swim, and choose kayaking or a bamboo boat. Guides such as Sam and Hercules lead the day.

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11.From Faro: Benagil Cave, Marinha & Carvoeiro Full-Day Tour

★★★★★★★★★★4.9 · 849 reviews · 8 hours · from $58

Spend eight hours exploring the Algarve coast from Faro in a small group of up to eight. Walk Praia da Marinha, view Benagil Cave from above, take lunch time in Carvoeiro, and follow the boardwalk to Algar Seco. Guides such as João, Geraldine, Diana, and Simon add local stories, photos, and a little fun. Cliff jumping is optional and weather dependent.

“⭐️⭐️⭐️⭐️⭐️ Our guide Diana was absolutely wonderful! From the very beginning she brought such warm, positive energy that made the whole experience fun and memorable. She was knowledgeable and patient, always taking time to answer questions and share interesting details. She went out of her way to be helpful, and even took fantastic photos for us so we could enjoy the moment. Kind, fun, and professional — everything you could want in a guide. Highly recommended. The trip in itself although beautiful, was a million times better with Diana. Thank you Diana”

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12.From Faro: Benagil Cave, Marinha & Carvoeiro [Full-Day Tour]

★★★★★★★★★★5.0 · 794 reviews · 8 hours (approx.) · from $60

Travel from Faro in a small group of up to eight with guides such as Geraldine, João, or Diana. Walk cliff paths at Praia da Marinha, see Benagil Cave from above, enjoy free time in Carvoeiro, and explore Algar Seco. This is a scenic walking day, not a boat tour, so bring sturdy shoes, water, and sun protection.

“This was a wonderful tour. Diana was a great guide with enthusiasm and knowledge of the areas visited. However, be prepared that the visit to Praia da Marinha and Benagil Cave is not your typical stroll along a beach and seaside cave. The views are beautiful and stunning but you'll be viewing the beach not at sea level, but rather from hundreds of feet above (100m or so), along cliffside views and access. There are opportunities to hike down to lower levels of the cliff outcrops to access different views. The roundtrip walking distance is about 2 km with medium grade, uneven and unlevel surfaces, and somewhat rocky terrain at…”

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13.Halong Bay Full Day With Cave, Kayaking And Swimming – Highway Transfer

★★★★★★★★★★5.0 · 743 reviews · from $39

Spend about 12 hours traveling from Hanoi’s Old Quarter to Ha Long Bay by highway, then cruise to Sung Sot Cave, paddle or ride a bamboo boat through Hang Luon, and swim or climb Ti Top Island. Guides such as Viet, Huy, Duc, and Mr. Tiger lead large groups. Expect good value, a full schedule, and crowds at every major stop.

“A beautiful day visiting Halong Bay. The boat was really nice and we enjoyed the speedboat ride and other activities. Our guide Viet was very informative.”

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14.Capri, Anacapri, and Blue Grotto Full-Day Trip

★★★★★★★★★★4.8 · 711 reviews · from $192

Travel from Naples to Capri by fast ferry, then explore the island by shuttle bus with an English-speaking guide. Visit the Blue Grotto when sea conditions allow, or take a boat ride around Capri instead. You’ll have time in Anacapri, optional chairlift access to Mount Solaro, lunch on your own, and free time in Capri town.

“Our guide Michele is great! He is smart and fast-moving so that we can avoid the serious traffic jam and be the first one to visit the Blue Grotto without waiting. He is familiar with the island and always provides good advise on spots and shoppings.”

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15.Full-Day Temple Tour Including Dragon Cave from Khao Lak

★★★★★★★★★★4.8 · 696 reviews · 9 hours · from $77

Spend nine hours visiting Dragon Cave Temple, mountain-top Bang Rieng Temple, and Suwan Khuha Cave Temple from Khao Lak. Your English-speaking guide, often guides such as Boom, Moo, Robert, or Bim, explains Buddhist customs, temple stories, and local life. Hotel pickup, temple fees, lunch, insurance, and cold water are included.

“Great day trip. Our guide Boom was a really outgoing character with great knowledge of the temples and their individual stories. His driver, was also very attentive and made the journey very comfortable. The temples were beautiful, and good to see a variety of temple types. Not to be missed if you are staying in the Khao Lak area!”

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