A general view of the residential area is pictured during dusk at Jodhpur in Rajasthan, April 5, 2015. Jodhpur, also known as the blue city in the desert Indian state of Rajasthan, which residents say originally, was used to show where the highest caste of priestly Hindus live, who wanted to set them apart from the rest of the population. Later the rest of the population followed suit. Another reason for the city to be blue is to keep the buildings cool during the summers, local residents said. (Photo by Adnan Abidi/Reuters)

Chefchaouen or Chaouen is a city in northwest Morocco. It is the chief town of the province of the same name, and is noted for its buildings in shades of blue.

Blue Marlin is a semi-submersible heavy lift ship from Dockwise Shipping of the Netherlands. Designed to transport very large semi-submersible drilling rigs above the transport ship's deck, it is equipped with 38 cabins to accommodate 60 people, a workout room, sauna and swimming facilities. Blue Marlin and her sister ship MV Black Marlin comprise the Marlin class of heavy lift ship.

“Suri tribes boys are collecting the blood of a cow in a calabash the vein of the animal was opened with a bow and an arrow. Like most pastoralists the Surma people are drinking fresh blood which is from the cow vein. Only some minutes after the wound at the vein is closed again the animals are back with their herd”. (Photo and caption by Anthony Pappone)

They were taken by Adrian Limani, 21, who got his brother to leap for the sake of his art a few weeks ago in Raince, Serbia.

An airplane crosses a nearly full-moon on its way to Los Angeles International Airport near Whittier, Calif., Thursday, December 24, 2015. Not since 1977 has a full moon dawned in the skies on Christmas. (Photo by Nick Ut/AP Photo)

A full moon rising over the Re Island Bridge in Rivedoux, France is pictured on December 14, 2016. (Photo by Xavier Leoty/AFP Photo)

In this combination image visitors to the London Super Comic Convention dress as their favourite Marvel comic characters at ExCel on February 25, 2012 in London, England. Visitors to the Comic Convention are encouraged to wear a costume of their favourite character. (Photo by Peter Macdiarmid/Getty Images)