Lava Tubes Like Surtshellir

Stefánshellir

Lava Tube

7.80 Good

Víðgelmir

Lava Tube

9.00 Excellent

Hallmundarhellir

Lava Tube

7.90 Good

Geysir

Geyser

9.45 Excellent

Raufarholshellir

Lava Tube

8.62 Great

Raufarhólshellir

Lava Tube

8.50 Great

Búri

Lava Tube

8.40 Great

Wilson Butte Cave

Lava Tube

8.10 Great

Lofthellir

Lava Tube

8.00 Great

Leiðarendi

Lava Tube

8.00 Great

Secret Lagoon (Gamla Laugin)

Spring

7.91 Good

Guðrúnarlaug

Hot Spring

7.86 Good

Vatnshellir

Lava Tube

7.80 Good

Secret Lagoon

Hot Spring

7.73 Good

Gamla Laugin

Hot Spring

7.73 Good

Grettislaug

Hot Spring

7.72 Good

Seljavallalaug

Hot Spring

7.58 Good

Laki (Skaftá Fires) fumaroles

Fumarole

7.45 Good

Arnold Ice Cave

Lava Tube

7.40 Good

Grotta delle Palombe

Lava Tube

7.20 Good

Gjábakkahellir

Lava Tube

7.20 Good

Seljavallalaug Pool

Hot Spring

6.81 Fair

Indian Well Cave

Lava Tube

6.74 Fair

Arnarker

Lava Tube

6.70 Fair