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The Great Britain Guide

Caves · Yorkshire & the Humber

Speedwell Cavern

Speedwell Cavern is one of the four show caves in Castleton, Derbyshire, England. The cave system consists of a horizontal lead miners' adit (a level passageway driven horizontally into the hillside)

Winnats Pass, 1951 - geograph.org.uk - 4404977

David Hawgood — CC BY-SA 2.0 via Wikimedia Commons licence

Plan your visit

Typical visit
45 min–1.5 h

About

Speedwell Cavern is one of the four show caves in Castleton, Derbyshire, England. The cave system consists of a horizontal lead miners' adit (a level passageway driven horizontally into the hillside) 200 metres (660 ft) below ground leading to the cavern itself, a limestone cave. The narrow adit is permanently flooded, so after descending a long staircase, access to the cave is made by boat. At the end of the adit, the cavern opens up with fluorspar veins, stalactites and stalagmites, and the so-called "Bottomless Pit". This chamber has an underground lake with a 20 metres (66 ft) high waterfall and an extremely deep vertical shaft, now choked to within 20 metres (66 ft) of the surface by rock spoil dumped by miners, after driving the continuation of the canal to the natural streamway beyond, which provided the bulk of the water for the canal. The original depth of the shaft has been estimated, from the amount of spoil placed in the shaft over the years, at around 150 metres (490 ft). The mine was developed in the 1770s but the limited lead ore deposits meant that it was not profitable and it was closed down by 1790. At the foot of Winnats Pass, it is a tourist attraction with an underground boat trip to the cavern. Originally the guide propelled the boat by pushing against the walls with his hands, later the boat was legged through, and now it is powered by an electric motor. A connection was discovered in 2006 between the Speedwell Cavern system and Titan, the largest…

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From the Wikipedia article

Speedwell Cavern is one of the four show caves in Castleton, Derbyshire, England. The cave system consists of a horizontal lead miners' adit (a level passageway driven horizontally into the hillside) 200 metres (660 ft) below ground leading to the cavern itself, a limestone cave. The narrow adit is permanently flooded, so after descending a long staircase, access to the cave is made by boat. At the end of the adit, the cavern opens up with fluorspar veins, stalactites and stalagmites, and the so-called "Bottomless Pit". This chamber has an underground lake with a 20 metres (66 ft) high waterfall and an extremely deep vertical shaft, now choked to within 20 metres (66 ft) of the surface by rock spoil dumped by miners, after driving the continuation of the canal to the natural streamway beyond, which provided the bulk of the water for the canal. The original depth of the shaft has been estimated, from the amount of spoil placed in the shaft over the years, at around 150 metres (490 ft). The mine was developed in the 1770s but the limited lead ore deposits meant that it was not profitable and it was closed down by 1790. At the foot of Winnats Pass, it is a tourist attraction with an underground boat trip to the cavern. Originally the guide propelled the boat by pushing against the walls with his hands, later the boat was legged through, and now it is powered by an electric motor. A connection was discovered in 2006 between the Speedwell Cavern system and Titan, the largest natural shaft in the UK, which is 141.5 metres (464 ft) high.

Excerpt from Wikipedia under CC BY-SA 4.0. See the source article linked in Sources below.

Coordinates
53.3414, -1.7921
Address
Castleton, Derbyshire, England

Sources

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Frequently asked questions

Where is Speedwell Cavern?
Speedwell Cavern is in Yorkshire & the Humber, in the United Kingdom — coordinates 53.3414°, -1.7921°.