Dimmuborgir

Dimmuborgir, often referred to as the “Dark Castles” or “Dark Cities”, is one of the most distinctive lava formations in Iceland. Located in the Mývatn region, the area is characterised by dramatic lava pillars, caves, arches and unusual rock formations created by a volcanic eruption thousands of years ago.

A network of walking trails winds through this fascinating landscape, where visitors can explore natural lava structures of all shapes and sizes. Among the best-known formations is Kirkjan (“The Church”), a striking lava cave named for its high arching ceiling and cathedral-like appearance.

Dimmuborgir has long been associated with Icelandic folklore and is said to be the home of the Icelandic Yule Lads. 

The area can be explored year-round, with each season offering a different perspective on its remarkable lava formations and unique landscape.