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  2. List of deepest caves - Wikipedia

    en.wikipedia.org/wiki/List_of_deepest_caves

    Map all coordinates in "List of deepest caves" using OpenStreetMap. Download coordinates as: KML; GPX (all coordinates) GPX (primary coordinates) GPX (secondary ...

  3. Cave survey - Wikipedia

    en.wikipedia.org/wiki/Cave_survey

    A cave survey is a map of all or part of a cave system, which may be produced to meet differing standards of accuracy depending on the cave conditions and equipment available underground. Cave surveying and cartography , i.e. the creation of an accurate, detailed map, is one of the most common technical activities undertaken within a cave and ...

  4. Sistema Cheve - Wikipedia

    en.wikipedia.org/wiki/Sistema_Cheve

    In 2004, an international caving expedition led by the U.S. Deep Caving Team discovered a new cave they named J2. The entrance of J2 located 5 kilometres (3.1 miles) northeast of the Cheve entrance. J2 appears to head in the direction of Cheve Cave, with a predicted intersection beyond the tunnel collapse that stopped the team in 2003.

  5. Pluragrotta - Wikipedia

    en.wikipedia.org/wiki/Pluragrotta

    [2] [8] They had the cooperation of S. E. Lauritzen at the University of Bergen who at the time was the only one in Norway doing professional research on the caves. [ 8 ] Exploration has been undertaken by two Norwegian diving organizations, with Norsk Teknisk Dykkekrets doing much of the early surveying and Reel Action Diving continuing the ...

  6. Veryovkina Cave - Wikipedia

    en.wikipedia.org/wiki/Veryovkina_Cave

    At 2,209 meters (7,247 ft) deep, it is the deepest-known cave on Earth. [1] [2] Veryovkina is in the Arabika Massif, in the Gagra mountain range of the Western Caucasus, on the pass between the Krepost [3] and Zont [4] mountains, close to the slopes of Mount Krepost. Its entrance is 2,285 meters (7,497 ft) above sea level. [5]

  7. Secret Caverns - Wikipedia

    en.wikipedia.org/wiki/Secret_Caverns

    Passage in Secret Caverns. Secret Cave is part of a larger cave system, the Secret-Benson Cave System, which consists of 6,200 feet (1,900 m) of passage. [4] [5]The show cave starts at the discovery entrance, which has mostly been sealed with concrete with a small opening to allow bats to enter and exit the cave, although bat populations has been low since an outbreak of White-nose syndrome in ...

  8. Speedwell Cavern - Wikipedia

    en.wikipedia.org/wiki/Speedwell_Cavern

    Speedwell Cavern is one of the four show caves in Castleton, Derbyshire, England. [1]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.

  9. Hranice Abyss - Wikipedia

    en.wikipedia.org/wiki/Hranice_Abyss

    The dry part of the abyss is 69.5 metres (228 ft) deep. There is a small lake at the bottom. Below the surface, the abyss was mapped to a depth of −170 metres (−560 ft) (Pavel Říha, 2005), followed by a dive to a depth of −181 metres (−594 ft) (Starnawski, 2000) and a 21 June 2012 dive to a depth of −217 metres (−712 ft ...