A British policewoman chasing after a group of naked street boys by the Serpentine in Hyde Park, London. (Photo by Reg Speller/Getty Images). 1926

“Thor Heyerdahl (October 6, 1914, Larvik, Norway – April 18, 2002, Colla Micheri, Italy) was a Norwegian ethnographer and adventurer with a background in zoology and geography. He became notable for his Kon-Tiki expedition, in which he sailed 8,000 km (4,300 miles) by raft from South America to the Tuamotu Islands. All his expeditions are shown in the Kon-Tiki Museum, Oslo”. – Wikipedia

Photo: Norwegian anthropologist Thor Heyerdahl with a model of the balsa raft “Kon-Tiki” on which he drifted 4,300 miles from Peru to the Tuamotu Islands, proving his theory that Polynesia could originally have been populated by South Americans. (Photo by Express/Express/Getty Images). 1950

“There are over 680 documented species of the sac fungus genus Ophiocordyceps, and one of the best known of these is Ophiocordyceps sinensis, colloquially known as caterpillar fungus. The fungus is known in Tibetan as yartsa gunbu or yatsa gunbu. O. sinensis is known in the West as a medicinal mushroom and its use has a long history in Traditional Chinese medicine as well as Traditional Tibetan medicine. The highly valuable fungus-caterpillar combination is hand-collected and is used as an aphrodisiac and as a treatment for a variety of ailments from fatigue to cancer”. – Wikipedia

Photo: Nomads dig for Chinese caterpillar fungus from a mountain May 25, 2007 in Guide County, Hainan Prefecture, Qinghai Province, China. Nomads can earn about 2,000 yuan to 5,000 yuan (about U.S. $260 to $653 ) through their work during the fifty-day Chinese caterpillar fungus gathering season. (Photo by China Photos/Getty Images)

“Kavadi Attam is a dance performed by the devotees during the ceremonial worship of Murugan, the Tamil God of War. It is often performed during the festival of Thaipusam and emphasizes debt bondage. The Kavadi itself is a physical burden through which the devotees implore for help from the God Murugan”. – Wikipedia

Photo: A devotee pulls his procession burden connected by hooks pierced in his back during the Thaipusam procession at Sri Srinivasa Perumal Temple on February 7, 2012 in Singapore. (Photo by Chris McGrath/Getty Images)

Members of the King's Troop Royal Horse Artillery fire a 41 gun salute in Hyde Park to mark the 60 anniversary of the accession of Her Majesty Queen Elizabeth II on February 6, 2012 in London, England. (Photo by Oli Scarff/Getty Images)

Mario Huettenhofer, chief of the German company 3D Fab, presents his own face as 3d print during the international fairs FabCon 3.D and Rapid.Tech in Erfurt, Germany, Thursday, May 15, 2014. 130 exhibitors from all over the world present the entire world of 3D printing. The trade fairs are accompanied by specialist programs featuring 80 scientists, practitioners and trend analysts from ten countries, who will explain the latest findings, trends and applications for additive processes in industry and for 3D printing in the private sector to newcomers, experts and consumers alike. (Photo by Jens Meyer/AP Photo)

Belgium supporters pose before the World Cup quarterfinal soccer match between Argentina and Belgium at the Estadio Nacional in Brasilia, Brazil, Saturday, July 5, 2014. (Photo by Victor R. Caivano/AP Photo)

Tourists walk behind a faded sign warning of tsunami hazard in Khao Lak, Phang Nga province December 15, 2014. Ahead of the anniversary of the 2004 tsunami, experts and officials say key weaknesses remain across the region in the system designed to warn people of the next disaster, and get them to safety. Thailand prepares to mark the tenth anniversary of the 2004 tsunami, the deadliest on the record, that killed at least 226,000 people in 13 Asian and African countries. (Photo by Damir Sagolj/Reuters)