Ice Caves in Iceland
Katla, crystal cave, Langjökull: season, prices, safety.
Batu Caves
Main cave free, 272 steps, 60 cents by train from KL Sentral.
Waitomo Glowworm Caves
Waitomo, Ruakuri, Aranui, Te Anau: 2026 prices and photo rules.
Puerto Princesa Underground River
No permit, no entry: 900 places a day, 740 pesos in fees.
Phong Nha Caves
Four caves you can walk into, two you have to earn.
Benagil Cave
Swimming banned, landing banned: what is left in 2026.
Caves of Mallorca
Five caves, five tickets, one concert on a lake at 25 m down.
The Blue Grotto
Three separate payments, five minutes inside, and a 9am verdict.
Postojna Cave
Cave train, baby dragons, Predjama Castle - and prices that fit.
Cenotes of Yucatán
Ik Kil to Dos Ojos: cash only, shower first, no sunscreen.
Caves of Nerja
A 32 m column, 458 steps, and paintings you are not allowed to see.
Lanzarote Lava Caves
One lava tube, two halves: one raw, one designed by Manrique.
Caves of Croatia
Blue Cave, Green Cave, Baredine: the ticket is never in the tour.
Caves of Sardinia
654 steps to the sea, or a boat. The weather decides which.