Since Ancient time Caves and tunnels has been a part of our lives. And the history of its existence, mankind has made great strides in the development of underground space. In today's world, the fact there are many reasons: we do archaeological excavations, dig mines, build underground warehouses, tunnels for different modes of transport and shelter from all sorts of disasters.
Work should Cuncas II inside the tunnel, which is located near the city Maurita (Brazil). This tunnel will connect the built channels for pumping water out of the river San Francisco in four arid Brazilian state.
The descent into the main hall of the largest underground caves UK Geping Gill situated near Ingleton. The depth of the cave is 100 meters, twice a year, there are guided tours.
A tourist sees a huge underground tank, designed to adjust the water pressure in Tokyo. This flood control reservoir - the largest in the world. It is designed to drain the flood water is used about seven times a year, and the rest of the "works" tourist attraction.
9-year-old Nihal looking at the street from the entrance to the
underground Roman tomb used as shelter from shelling and bombing by
government forces in the Jabal al-Zaveyya (Syria). In northern Syria,
rebels, soldiers and local people are actively using the ancient and
medieval buildings like defenses in the ongoing war.
Underground tunnel Votervyu facing the state highway number 16, located in Auckland (New Zealand).
People pray near the church of St. George, one of the eleven famous monolithic church built of rocks, during the celebration of Good Friday in Lalibela (Ethiopia).
Ibid Orthodox Christians sit near one of the churches.
The visitor descends the stairs to the new storage World Exhibition Centre at the British Museum in London, England. Construction at a cost of 135 million. Pounds. The underground part of the building reaches a depth of 20 meters.
The young miner leads his donkey back to the face in Choa Saidan Shah in Punjab (Pakistan). Miners in Chao Saidan Shah donkeys used for transportation of coal from the mine to the surface. On average, each donkey carries about 20 such trips a day and carries at one time up to 20 kg of weight.
Salt waterfall in the salt mine Nemokon. This mine is one of the most popular tourist attractions in Colombia.
The Syrian rebels are digging a cave in the mountains near the town of al-Latamna in the northern part of the region of Hama. To use them as shelters from the bombing forces supporters of President Bashar al-Assad.
Work in the foundation of a new railway line in Yiwu, Zhejiang Province (China).
Large Hadron Collider at CERN - the European Organization for Nuclear Research. It is located in the French village of Saint-Genis-Pouilly in the vicinity of Geneva (Switzerland).
Houses in the village of Kandovan (Iran), located about 650 km north-west of Tehran, Iran, at the foot of Mount Sahand. The settlement is famous for its houses dug out of the rock.
Work up the stairs abandoned subway station Down Street in London. The station was closed in 1932, but has been used during the war, Winston Churchill for Cabinet meetings. The London Underground, at least 40 well-preserved plants are not already in use.
The archaeologist digs up the skeletons in the cemetery of Bethlehem, was situated near the hospital next to the railway station, Liverpool Street in the City of London. During the construction of the new tunnel was discovered by a number of archaeological finds, including 20 skulls of Roman and medieval cemetery.
Construction of the tunnel in Seattle (USA). The cutting head "Bertha", a massive complex of mining, stopped for repair at a depth of 36.5 meters below ground near the town center. 270-ton front panel disconnected and brought to the surface with the help of a crane.
Source - hebei.news.163.com, theatlantic.com
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