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The Kola Superdeep Borehole SG-3 (Russian: Кольская сверхглубокая скважина СГ-3, romanized: Kol'skaya sverkhglubokaya skvazhina SG-3) is the deepest human-made hole on Earth (since 1979), which attained maximum true vertical depth of 12,262 metres (40,230 ft; 7.619 mi) in 1989. [1]
During his last competition before retiring from competitive freediving, in April 2010 at Vertical Blue again at the Dean's Blue Hole in Bahamas, Nitsch set another three world records. He landed two subsequent ones in Free Immersion at 114 m (374 ft) and 120 m (394 ft), and a world record in Constant Weight at 124 m (407 ft). [6]
That’s 480 feet deeper than the previous record holder, the Sansha Yongle Blue Hole, aka the Dragon Hole, in the South China Sea, which measures 990 feet to the bottom.
Boesmansgat (or Bushmansgat), also known in English as "Bushman's Hole", is a deep submerged freshwater cave (or sinkhole) in the Northern Cape province of South Africa, which has been dived to a depth of 282.6 metres (927 ft). Boesmansgat was believed to have first been explored by amateur diver Mike Rathbourne, in 1977.
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Guinness World Records, known from its inception in 1955 until 1999 as The Guinness Book of Records and in previous United States editions as The Guinness Book of World Records, is a British reference book published annually, listing world records both of human achievements and the extremes of the natural world.
New York is home to 436 Guinness World Record holders, nearly 8% of all the risk-takers in the country and second only to California's 615. New Yorkers land spots in 2025 Guinness World Records ...
Alexey Molchanov (Russian: Алексей Олегович Молчанов, born 6 March 1987) is a Russian champion freediver, multiple world champion (AIDA and CMAS), world record holder, and freediving promoter. He is also president of the "Freediving Federation" association, head of freediving school named in honor of Natalia Molchanova ...