River and waterfall in Hveragerdi, Reykjanes Peninsula, Iceland, Polar Regions

Icelandic horseback riders, Hveragerdi, Iceland, Polar Regions

A girl sits in a hot river, Hveragerdi, Iceland, Polar Regions

Red peppers in greenhouse, Hveragerdi, Iceland, Polar Regions

Djupaqil gorge, southwest area near Hveragerdi, Iceland, Polar Regions

One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

Hveragerdi on the Varma river is a geothermal hot spot, with steam rising from fumeroles in the middle of town, South West Iceland, Polar Regions

A collection of colourful bird boxes in Hveragerdi, Iceland, Polar Regions

One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

Hveragerdi on the Varma river is a geothermal hot spot, with steam rising from fumeroles in the middle of town, South West Iceland, Polar Regions

One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

A collection of colourful bird boxes in Hveragerdi, Iceland, Polar Regions

Geothermal park, Hveragerdi, Sudurland, Iceland

Shield, 100 degrees Celsius, warns of boiling hot water, geothermal area Reykjadalur, Hverageroi, Hveragerdi, Iceland, Europe

An American boy takes a dip in a naturally heated stream in the Valley of Steam near Hveragerdi, Iceland

An American boy and an Icelandic boy take a dip in a naturally heated stream in the Valley of Steam near Hveragerdi, Iceland

An Icelandic boy and an American boy examine tropical plants grown in greenhouses heated with geothermal water in Hveragerdi, Iceland.