Sof Omar Caves is the longest cave in Ethiopia at 15.1 kilometres (9.4 mi) long. When surveyed in 1972, it was the longest cave in Africa. Since then explorations in Madagascar and Algeria have overtaken it. It is situated to the east of Ginnir, in the East Bale Zone of the Oromia Region in southeastern Ethiopia, through which the Weyib River flows. It sinks at the Ayiew Maco entrance and reappears at the Holuca resurgence 1 kilometre (0.62 mi) away. According to tradition Sof Omar was the name of a Muslim holy man who lived in the area and Ayiew the name of his daughter. Maco and Holuca are local names for 'name' and "cave", respectively. Long a religious centre, it is sacred both to Islam and the local Oromo traditional religion. The caves are known for their many pillars, particularly in the "Chamber of Columns". As of 2011, the site was added on UNESCO tentative list, still to be considered for a possible inscription.
Huayna Picchu, Quechua: Wayna Pikchu, is a mountain in Peru around which the Urubamba River bends. It is located in the Cusco Region, Urubamba Province, Machupicchu District. It rises over Machu Picchu, the so-called lost city of the Incas. The Incas built a trail up the side of the Huayna Picchu and built temples and terraces on its top. The peak of Huayna Picchu is 2,693 metres (8,835 ft) above sea level, or about 260 metres (850 ft) higher than Machu Picchu.
Sima Pumacocha is a limestone cave located in the Lima Region, Yauyos Province, Laraos District, in central Peru near the village of Laraos, high in the Andes mountains. At 638 meters deep, it held the record for deepest known cave in South America from 2001 to 2006 when it was surpassed by Abismo Guy Collet. With the entrance being 4372 meters above sea level and the depth being over 500 meters, it is the highest major cave in the world. It is located at 12.3914°S 75.7°W.
Steinbrücken Cave was discovered by the Cambridge University Caving Club on the Loser Plateau in 1999. It is part of the large Schwarzmooskogel cave system, and is named after a nearby natural arch. The arch is in fact a former entrance to Traungold Cave (1623/231e) which has been developed into a convenient bivouac shelter for cave explorers. It is the 17th longest cave system in the world.
Named after Eli Simpson, Simpson Pot is a limestone cave in West Kingsdale, North Yorkshire, England. It leads into Swinsto Cave and thence into Kingsdale Master Cave, and it is popular with cavers as it is possible to descend it by abseiling down the pitches, retrieving the rope each time, and exiting through Valley Entrance of Kingsdale Master Cave at the base of the hill. It is part of a 27-kilometre (17 mi) long cave system that drains both flanks of Kingsdale.
Arctomys Cave is a cave in Trio Mountain above the Moose River Valley in Mount Robson Provincial Park in the Rocky Mountains of British Columbia. Arctomys Cave has 3496 metres of surveyed passages and has a maximum depth of 536 metres (1,759 ft).
Shannon Cave is an active stream passage cave which straddles the border of County Fermanagh, Northern Ireland and County Cavan in the Republic of Ireland.
The Grotte Casteret, also known by its Spanish names Gruta de Casteret or Gruta Helada de Casteret, is a limestone ice cave, located high in the Spanish Pyrenees, within the Ordesa y Monte Perdido National Park. Discovered in 1926 by Norbert Casteret, it is known for its Grande Salle which has a frozen lake some 2,000 square metres (22,000 sq ft) in area, its ice formations, and a 20 metres (66 ft) ice wall into a second chamber.
Short Drop Cave and Gavel Pot are different entrances into the same cave system on Leck Fell, in Lancashire, England. The main top entrance, Short Drop Cave, is a small hole in a fenced off shakehole near the main stream sink. Gavel Pot, a window into the system, is a large fenced shakehole some 40-metre (130 ft) deep requiring tackle to descend. There are two other smaller entrances into Short Drop Cave. At its base the system links via a sump with Lost Johns' Cave, and is part of the Three Counties System, an 87 kilometres (54 mi) cave system which spans the borders of Cumbria, Lancashire, and North Yorkshire.
The Pariacaca mountain range, also called Huarochirí mountain range lies in the Andes of Peru. It is located in the Junín Region, in the provinces of Jauja and Yauli, and in the Lima Region, in the provinces of Huarochirí and Yauyos. It is part of the Cordillera Central of Peru.
Wamp'una is a mountain in the Cordillera Central in the Andes of Peru, about 5,000 metres (16,404 ft) high. It contains one of the highest surveyed caves in the word, Qaqa Mach'ay. Wamp'una is located in the Lima Region, Yauyos Province, on the border of the districts of Huantán and Laraos. It lies southwest of T'uruyuq, southeast of the lake named Pumaqucha. It is situated on the southern border of the Nor Yauyos-Cochas Landscape Reserve.
Bar Pot is one of the entrances to the Gaping Gill cave system being located about 340 metres (370 yd) south of Gaping Gill Main Shaft, on Ingleborough in the Yorkshire Dales. It is a popular entrance into the system, being one of the easiest, driest, and having just two vertical pitches to contend with. It lies within the designated Ingleborough Site of Special Scientific Interest.
Disappointment Pot is one of the entrances to the Gaping Gill cave system, located in a steep grassy shakehole some 120 metres (130 yd) south-east of Gaping Gill Main Shaft. Its mainly narrow stream passage descends a number of small shafts to enter the main system as a major inlet of Hensler's Master Cave. It lies within the designated Ingleborough Site of Special Scientific Interest.
Rat Hole is one of the entrances to the Gaping Gill cave system, located in the north bank of Fell Beck 30 metres (33 yd) upstream of Gaping Gill Main Shaft. A small, awkward, tube-like passage descends into a stream passage, and hence to a 100-metre (330 ft) shaft into Gaping Gill Main Chamber. The sharp and loose nature of the rock, and the quantity of water prevented full exploration for over 80 years, but the current route is described in one guide book as "a technical and exhilarating adventure". It lies within the designated Ingleborough Site of Special Scientific Interest.
Piqui Machay is a mountain in the Andes of Peru, about 4,800 metres (15,748 ft) high. It is situated in the Cusco Region, Quispicanchi Province, Marcapata District. It lies southeast of the mountains Vizcachani, Allincapac and Huanacune. At the northern slopes of Piqui Machay there is a little lake named Jomercocha.
Tankan or Ruq'a Qaqa, qaqa rock, Hispanicized Rucagaga) is a 5,162-metre-high (16,936 ft) mountain in the northern part of the Wallanka mountain range in the Andes of Peru. It is located in the Ancash Region, Bolognesi Province, in the districts of Aquia and Huallanca.
Uqsha Mach'ay is a mountain in the Andes of Peru which reaches a height of approximately 4,800 metres (15,748 ft). It is located in the Junín Region, Jauja Province, on the border of the districts of Apata and Molinos.
Swinsto Cave is a limestone cave in West Kingsdale, North Yorkshire, England. It leads into Kingsdale Master Cave and it is popular with cavers as it is possible to descend by abseiling down the pitches, retrieving the rope each time, and exiting through Valley Entrance of Kingsdale Master Cave at the base of the hill. It is part of a 27-kilometre (17 mi) long cave system that drains both flanks of Kingsdale.
The Long Kin East Cave - Rift Pot system is a limestone cave system on the southern flanks of Ingleborough, North Yorkshire in England lying within the designated Ingleborough Site of Special Scientific Interest. Long Kin East Cave starts as a long meandering stream passage but then plummets down a 58-metre (190 ft) deep shaft when it meets a shattered fault into which Rift Pot also descends. At the bottom, the stream flows through some low canals and sumps, to eventually emerge at Austwick Beck Head in Crummackdale.
Bisaro Anima is a cave located on the Mount Bisaro plateau in British Columbia, Canada. It is the deepest cave in Canada.
