Speilsalen was a natural glacial formation caused by a river underneath a glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

 in the Trollheimen

Trollheimen

Trollheimen is a mountain range in Møre og Romsdal and Sør-Trøndelag counties in central Norway. The mountain range is part of the Scandinavian Mountains.- Etymology :...

 mountains in the municipality of Oppdal

Oppdal

is a village and municipality in Sør-Trøndelag county, Norway. It is part of the Dovre region. The administrative centre of the municipality is the village of Oppdal. Other villages in the municipality include Lønset, Vognillan, Fagerhaug, and Holan...

 in Sør-Trøndelag

Sør-Trøndelag

- References :...

 county, Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

. It was located at the northeast base of the mountain Blåhøa.

Under favourable conditions late summer, it was possible to walk the 200 to 300 m (656.2 to 984.3 ) from one end to the other underneath the glacier. It was never considered safe to walk under a glacier. Speilsalen collapsed in August 2007.

External links

• Article with pictures from glaciers in Trollheimen