Caving in Iceland

The Leidarendi Lava tube in the Stora-Bollahraun Lava Field

One kilometer long wonder world in subterranean Iceland

The Leidarendi lava tube is a 900 meter, subterranean wonder world. The entrance is a small pit that leads down into the cave; the cave itself runs in both directions and the two parts connect to make a circle.

Buri in the Leitahraun Lava Field

One of the earth's most spectacular lava tube caves

Buri is the most prized of all the Icelandic lava tube caves. Bjorn Hroarsson, vulcanospeleologist, discovered Buri on May 7, 2005, in one of the most remarkable discoveries in speleology in Iceland for the last 1000 years.

Cave Exploration - Lofthellir

Explore an underground world of ice wonders

In this tour you will visit the Lofthellir cave, located in north Iceland, and discover the natural ice wonders it hides. We make a short stop in the village of Reykjahlíð by Lake Mývatn before returning to Akureyri.

Operation: All year     Location: North Iceland

Raufarholshellir lava tube cave

Iceland's 3rd largest lava tube cave  

The   Raufarholshellir lava tube cave is in the Leitahraun lava field on the Reykjanes peninsula. The cave was formed in a lava flow around 5000 years ago. The Raufarholshellir lava tube cave is one of the better known lava caves in Iceland and it's easily reachable.

Surtshellir, Stefanshellir and Vidgelmir

Three of Iceland's largest lava tube caves

Surtshellir is the largest and best known of all the caves in Iceland. Much has been written about Surtshellir. Stories tell us that in earlier centuries a band of outlaws resided in the lava tube, from which they raided the countryside and stole livestock from neighboring farms.

Vorduhellir in Thingvellir National Park

Longest lava tube in the Thingvellir National Park

The Vorduhellir lava tube is around 1100 meters long and is the longest of all known lava tubes in the Thingvellir National Park. Hiking through the lava tube is a fun experience but should not be considered an easy feat. For the most part the lava tube has not been changed for 9000 years.

Tvigigahellir, Geirdal and Kubbur

Beautiful lava tube caves in the vicinity of the Blue Lagoon

There are a number of lava tube caves on the Reykjanes peninsula. In this tour we take notes on the exterior and interior aspects of the lava fields and guests are guided through the origin of lava fields, the lava tube caves and the area's volcanic activity.

Arnarker in Leitahraun lava field

Easily reachable and fantastic lava tube

It takes about an hour to drive from Reykjavik to the lava tube cave named Arnarker in Leitahraun lava field. From the road there's a short path to the cave's entrance, but the cave is a hollow pit that reaches about 16 meters down vertically.

Floki lava tube cave near Hafnarfjörður

One of Iceland's longest lava tubes

Floki is the 10th longest lava tube in Iceland at 1096 meters long. It forks in several directions and can be difficult to navigate. Preparations should be made before entering the cave and people should be well equipped with flashlights.

Spenastofuhellir and other lave tube caves

Lava fields and a cave tour close to Reykjavik

In the Tvibollahraun lava field you can discover a large number of beautiful and exciting lava caves. You're able to take a stroll through the lava field's passage, enjoying both the scenery of the capitol and also the entombed lava formations of the ancient lava field.

Brennisteinsfjoll south of Reykjavik

Volcanoes, lava fields and lava tubes - nature at its best

Brennisteinsfjoll is a synonym for extraordinary natural splendor. Just south of Reykjavik, this area is covered with hardened lava from 3 distinctive volcanoes nearby. Due to the geography of the area not many have researched or traveled in it.

Natthagi, Annar i adventu and Hallur

Geothermal pools, lava tubes and the North Atlantic surf

Hvammahraun is the name of the lava field that originated in the volcanic crater of Eldborg in the Brennisteinsfjoll territory. The lava field covers over 36 sq. kilometers and most of it has passages to the lowlands in the south and in the west of the mountain.

Djupihellir, Langihellir, Tanngardshellir and ...

Wonder world both above and below surface

The main ski resort for the inhabitants of the capitol Reykjavik is the nearby Blafjoll mountain range. This area offers every kind of outdoor activity, hiking and exploring caves whether it's summer or winter.

Gjabakkahellir in Thingvellir National Park

Lava tube in the vicinity of the oldest parliament in the world

Thingvellir is a rift valley created by continental drift between the North American and Eurasian Plates. The Þingvellir area has a high concentration of volcanic activity and newly formed lava fields are seen all over. There are a number of lava tube caves in those recently formed lava fields.

Tvibotni in Thingvellir National Park

Ancient two storied lava tube

The Tvibotni lava tube has a great amount of beautiful lava formations. The second half of the upper floor is an unusually large cave at 10 meters wide and 10 meters high.

Gullborgarhellir and Vegghellir

Hiker's world in Hnappadalur Valley

In Hnappadalur Valley in the eastern part of the Snæfellsnes peninsula, an eruption early in historic time created the Gullborg crater and the Gullborgarhraun lava field which covers around 15 sq. kilometers. The magma flowed in several very large subterranean passages.

Lava tube caves at Snaefellsnes

Lava tubes in the national park

The Ishellir lava tube is the largest of the 5 lava tubes in the Purkholahraun lava field. It's 282 meters long and it's spacious. This lava tube lies deep within the lava field and because of its position there are a lot of ice formations in and around the cave.

Laufbalavatnshellar lava fields in Eldhraun lava field

One of the most magnificent lava tube systems in Iceland

Almost 200 lava tubes have been found in the Laki lava field, north-east of Lake Laufbalavatn. Over 5 kilometers of lava tubes have been discovered and cataloged in only 500 sq. meters of lava field, making this one of the more magnificent lava tube systems in Iceland.

Lava tube cave searching tours

Where you become an explorer of unknown territories

At Extreme Iceland, we plan lava tube cave searching and exploring tours for groups of all sizes. Large portions of the Icelandic lava fields have not been thoroughly explored by speleologists so you may discover a brand new lava tube of your own.

Team building

Incentive tours through Icelandic caves

Extreme Iceland offers an extensive array of incentive and team building programs ranging from simple fun and games to exotic visits to underground caves or customized activities, made to optimize your staffs cooperation and sense of belonging.