Two traditional folk dancers performing in Teheran, Iran. (Photo by Keystone Features/Getty Images). 25th January 1961

The first red panda cub was born on May 30 in zoo Zlin. Zoologist Roman Vrzal holds a male of red panda. The Red panda is pictured in Zlin, Czech Republic, August 20, 2014. (Photo by Dalibor Gluck/CTK)

A fireman from the London Fire Brigade, wearing a smoke helmet. (Photo by Topical Press Agency/Getty Images). Circa 1908

Members of the Women's Fire Brigade with their Chief Officer, March 1916. (Photo by Topical Press Agency)

A dejected German Grenadier carrying a machine gun on his shoulder in front of a building on fire during the German retreat in Russia. (Photo by Keystone/Getty Images). 1944

A Felix the Cat balloon and other parade floats and balloons are led down Broadway during the annual Macy's Thanksgiving Day Parade; ca. 1900s, Broadway, Manhattan, New York City, New York State, USA. (Photo by Underwood & Underwood/Corbis)

Members of the French Foreign Legion arriving in Paris for a Bastille Day parade. (Photo by Fox Photos/Getty Images). July 13th 1939

“Nicholas II (Russian: Николай II, Николай Александрович Романов, tr. Nikolay II, Nikolay Alexandrovich Romanov) (18 May [O.S. 6 May] 1868 – 17 July 1918) was the last Emperor of Russia, Grand Prince of Finland, and titular King of Poland. His official title was Nicholas II, Emperor and Autocrat of All the Russias and he is known as Saint Nicholas the Passion-Bearer by the Russian Orthodox Church. Nicholas II, his wife, his son, his four daughters, the family's medical doctor, the Tsar's valet, the Empress' lady-in-waiting and the family's cook were murdered in the same room by the Bolsheviks on the night of 16/17 July 1918”. – Wikipedia

Photo: Tsar Nicholas II (1868–1918) with his wife. (Photo by W. & D. Downey/Getty Images). Circa 1900