Women Wrestlers, Bolivia. Lucha libre (Bolivian wrestling) is one of the most popular sports in the country. Women wrestlers are known as cholitas and have in the last ten years become popular in the sport. Here, Carmen Rosa and Yulia la Pacena perform in a benefit show to raise money for the bathrooms of a school in La Paz, Bolivia, 26 June 2011. (Photo by Daniele Tamagni)

These Arab recruits line up in a barracks square in the British Mandate of Palestine, on December 28, 1940, for their first drill under a British solider. Some 6,000 Palestinian Arabs signed up with the British Army during the course of World War II. (AP Photo)

A competitor participates at the World Pole Dancing Championship 2012 held at the Volkshaus on November 10, 2012 in Zurich, Switzerland. The public's perception of pole dancing has recently changed to become a popular sport combining physical strength, technique and choreography. (Photo by Harold Cunningham)

“The titan arum or Amorphophallus titanum (from Ancient Greek amorphos, “without form, misshapen” + phallos, “phallus”, and titan, “giant”) is a flowering plant with the largest unbranched inflorescence in the world. The titan arum's inflorescence is not as large as that of the Talipot palm, Corypha umbraculifera, but the inflorescence of the Talipot palm is branched rather than unbranched”. – Wikipedia

Photo: Kew Gardens employee Lauren Bird Royal examines the flowering of the Titan Arum lily at the Botanical Gardens at Kew on September 30, 2005 in London, England. For the first time in horticultural history, the Titan Arum lily can be seen at all three active stages in its lifecycle – in flower, fruit and leaf.The flowering corm is nearly three metres tall and weighs 91kg and is very rarely seen outside of the rainforests of Sumatra, Indonesia. (Photo by Scott Barbour/Getty Images)

Invented in 1920′s this could be world’s first navigation system. No satellites or digital screens were used in the making of this portable navigation system. Called Plus Fours Routefinder, this little invention was designed to be worn on your wrist, and the “maps” were printed on little wooden rollers which you would turn manually as you drove along.

General view of the entrance to the Swarowski Crystal World museum on its reopening day following renovation, in the western Austrian village of Wattens April 30, 2015. (Photo by Dominic Ebenbichler/Reuters)

Genzebe Dibaba of Ethiopia competes in the women's 1500m semi-final during the 15th IAAF World Championships at the National Stadium in Beijing, China August 23, 2015. (Photo by Lucy Nicholson/Reuters)

French engineer and professional violinist Laurent Bernadac poses with the “3Dvarius”, a 3D printed violin made of transparent resin, during an interview with Reuters in Paris, France, September 11, 2015. (Photo by Christian Hartmann/Reuters)