Jordbrugrotta is a cave in the upper parts of by the river in

Rana Rana may refer to: Astronomy * Rana (crater), a crater on Mars * Delta Eridani or Rana, a star People, groups and titles * Rana (name), a given name and surname (including a list of people and characters with the name) * Rana (title), a histori ...

municipality in

Nordland Nordland (; smj, Nordlánnda, sma, Nordlaante, sme, Nordlánda, en, Northland) is a county in Norway in the Northern Norway region, the least populous of all 11 counties, bordering Troms og Finnmark in the north, Trøndelag in the south, N ...

county in Norway. The cave is named after the farm Jordbrua further down the valley. The cave is situated about two kilometers south of the dam at Kallvatnet. Jordbrugrotta was discovered during the

Second World War World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

. In 1949 an attempt to enter via Sprutfossen and into the main system did not succeed. In 1953 Jakob Otnes from NVE described parts of the cave and reported that during the winter they had succeeded in entering 500 meters into the mountain via Sprutfossen. In 1959 an expedition from NTH visited the cave but did not make a report. In 1962 and 1964 the British cave club "Explorer's club" from Haberdasher's Aske's Hatcham School explored Jordbrugrotta. The cave has at least three entrances. One of the entrances is a bit north of Sprutbekken and it is possible to enter while the waterfall of Sprutfossen is small. Another entrance is called Hatcham Hole and enters from west to east. The tunnels in Jordbrugrotta have large dimensions and there are several cliffs of 15–20 meters where rope ladders are needed. There is a lot of water in the cave and a rubber boat is required several places in addition to the water almost reaching the roof in some places. The cave also contains several

giant's kettle A giant's kettle, also known as either a giant's cauldron, moulin pothole, or glacial pothole, is a typically large and cylindrical pothole drilled in solid rock underlying a glacier either by water descending down a deep moulin or by gravel r ...

s and most of them are half filled with water, but not deeper than can be waded to the thighs.

In Beiarn

There is also a cave called Jordbrugrotta in in

Beiarn Beiarn is a municipality in Nordland county, Norway. It is part of the traditional district of Salten. Beiarn is also a part of the Bodø Region, a statistical metropolitan region. The administrative centre of the municipality is the village of ...

. This cave is situated between Uglefjell and Tiurdal and was made by the river '' Lissgråtåga'', where the river has made a kettle about 300 meters by 150 meters and after that forced a corridor into the mountain which at a distance can remind one of a smaller railway hall.

References

{{Recreational dive sites, cavsit Caves of Norway

In Beiarn

See also

References