▲Leilani Franco gets all in a twist at the NoFit State Circus summer show at the Eden Project in St Austell, Cornwall.

▲Contortionist Alexey Goloborodko performs at the annual China Wuhan International Acrobatics Art Festival in Wuhan, Hubei province.

▲Pixie Le Knot (below) and Oohla Lowri squeeze themselves into a storage locker found in a London warehouse.

▲A contortionist performing as a lizard sunning itself at the Chelsea Flower Show at Royal Hospital Chelsea in London.

▲Contortionists perform during the Cirque du Soleil show 'KOOZA' in Auckland.

▲Three contortionists squeeze into a Perspex box in London's Leicester Square to highlight a campaign protesting overcrowded housing conditions for children in England.

▲Oyun-Erdene Sende from Cirque du Soleil's 'TOTEM' show seen bent double at Royal Albert Hall in London.

▲A contorted Katy Mikelle attends a fan screening of the movie 'Rings' in Los Angeles.

▲The Zuni Group, a contortionist troupe in the Ringling Bros. and Barnum & Bailey Circus, performs during the Bellobration show at Madison Square Garden in New York City.

▲These flexible artists perform during Cirque du Soleil's 'ALEGRIA' show in São Paulo.

▲Alexandra Pivaral balances on a moving platform driven by unicycles during a circus performance at a mall in Taguig, south of Manila.

▲Two members of Cirque du Soleil perform in Mexico City.

▲Comedian and contortionist "Barto" performs during a Swiss National-Circus Knie show in the town of Rapperswil, near Zurich.

▲Nina Burri performs during a Swiss National-Circus Knie show in the town of Rapperswil, near Zurich.

▲A young contortionist practices at the Mongolian National Circus in Ulaanbaatar, the capital.

▲Huit-Huit of Angola performs during the world premiere of German Andre Heller's 'Afrika! Afrika!' in Frankfurt.

▲Suellen Forzi demonstrates her skills as part of the Barcelona Circus performing in Izmir in western Turkey.

▲Contortionist Wang Ling from the Chinese State Circus performs her act at the Royal Festival Hall in London.

▲A Chinese contortionist performs during an India-China cultural exchange program in the eastern Indian city of Kolkata.

▲A contortionist performs at a party following a screening of an episode of 'American Horror Story: Freak Show' at Paramount Studios in Los Angeles.

▲Two members of the African circus Mama Africa perform during a show in Dortmund.

▲A performing artist squeezed inside a mock television to present a campaign promoting cinema in Berlin.

▲"Captain Frodo" from Norway squeezes his body through a tennis racket during a show at La Clique in Sydney.

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Nokulunga Buthelezi, a South African contortionist, performs at the China Wuhan International Acrobatics Festival in Wuhan, Hubei province.

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Contortionist Odka performs as part of Cirque Berserk at The Peacock Theatre in London.

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Contortion is a performance art that bends all the rules. Being supple doesn't even come close to describing the level of fitness required to achieve some of the jaw-dropping poses these rubber-limbed entertainers somehow manage.

Want to be wowed? Browse this gallery and be amazed by these dramatic displays of seemingly inhuman flexibility.