A street in the Cuban capital, Havana, is home to 12 sets of twins, ranging from toddlers to senior citizens. Some say it could be something in the water. Others point to a tree with mystical significance for locals. And maybe it's just chance. Photo: In this September 29, 2013 photo, nine-year-old twin sisters Camila, left, and Carla Rodriguez pose for a portrait along their street in Havana, Cuba. 12 sets of twins live along two consecutive blocks in western Havana, ranging in age from newborns to senior citizens. “We love living on this block because we have twin friends”, said Carla. (Photo by Ramon Espinosa/AP Photo)

Super-cell thunderstorms, whirling tornados and lightning bolts illuminating the sky – these photos capture the terrifying brilliance of American storms. (Photo by Brandon Goforth/Solent News & Photo Agency)

A driver maneuvers his classic American car along a wet road as a wave crashes against the Malecon in Havana, Cuba on Thursday. Hurricane Sandy blasted across eastern Cuba as a potent Category 2 storm and headed for the Bahamas after causing at least two deaths in the Caribbean. (Photo by Ramon Espinosa/Associated Press)

A model showcases designs on the catwalk by Manning Cartell during A Review of Australian Fashion Week show as part of Mercedes Benz Fashion Festival Sydney 2011 at Sydney Town Hall on August 27, 2011 in Sydney, Australia. (Photo by Don Arnold/Getty Images)

“The Tokyo Metropolitan Central Wholesale Market, commonly known as the Tsukiji Market, is the biggest wholesale fish and seafood market in the world and also one of the largest wholesale food markets of any kind. The market is located in Tsukiji in central Tokyo, and is a major attraction for foreign visitors”. – Wikipedia

Photo: A 232kg blue-fin tuna is displayed during the new year's first auction at the Tsukiji fish market on January 5, 2010 in Tokyo, Japan. (Photo by Koichi Kamoshida/Getty Images)

The rarely seen blue sharks photographed by Saeed Rashid in British waters. Elusive blue sharks have recently been spotted off the south coast of England, having moved to the UKs warmer waters to hunt. The carnivorous sharks have been lurking off the coast of the popular British holiday destination, Penzance, in Cornwall. (Photo by Saeed Rashid/Caters News)

Students are seen on a pickup truck at the agricultural road which leads to the capital city of Cairo, Egypt, October 13, 2016. (Photo by Amr Abdallah Dalsh/Reuters)

Hundreds of amazonian models strutted the streets of New York in order to be given a chance to make it big in the lingerie brand as they returned for the first set of call backs. Here: Model Diane Mello attends the 2016 Victoria's Secret Fashion Show castings on October 21, 2016 in New York City. (Photo by Michael Stewart/Getty Images)