A B-type bus from London converted into a pigeon loft for use in Northern France and Belgium during the Great War. 1916.

A musician carrying a cello in a street in Stalingrad during World War II, USSR, 1942.

The Governor’s Palace at Uxmal, Yucatan, Mexico, 1956.

Black and white photograph of the Potala palace taken from the south south-east by G. Ts. Tsybikov (or Tsybikoff) in 1901 during the Tsog Chod festival on the 29th day of the second moon of the Tibetan year.

Vice-President Richard Nixon cuts the ribbon next to Nikita Khrushchev (standing left) at the 1959 opening of The American National Exhibition in Moscow. The exhibit was part of a cultural exchange effort to promote understanding of each other at the height of the Cold War.

May Festival in the village of Bucchianico, near Chieti in Abruzzo. Italy, 1957.

The story of photographer Henri Cartier-Bresson's journey to the Soviet Union in 1954. https://is.gd/5osHVp

Two workmen by the Titanic Memorial outside Belfast City Hall. United Kingdom of Great Britain and Northern Ireland, 1955.

The Titanic Memorial in Belfast was erected to commemorate the lives lost in the sinking of the RMS Titanic on 15 April 1912. It was funded by contributions from the public, shipyard workers, and victims' families, and was dedicated in June 1920.

A crowd of people gather around a toppled statue of Napoleon I in Paris, during the Franco-Prussian War. France, 1871.

Crowded bus on a street in London. Great Britain, 1928.

Beer bottle sculpture, World Fair, Paris, France, 1855.

Salvador Dali in his studio. Portlligat, Spain, 1952.

John Lennon and Yoko Ono board a private aircraft after their wedding in Gibraltar on 20 March 1969.

World War 2: Three air raid wardens wearing a new type of gas mask, designed for the elderly and those with chest complaints, during a mock gas attack in which tear gas was released in Esher High Street. London, Great Britain, April 5, 1941.

Soldiers kissing their sweethearts goodbye as troops leave for Egypt from Feltham Station, London, Great Britain, September 1935.

Limestone dinosaur tracks taken from the Paluxy riverbed by local residents for sale by the roadside. Glen Rose, Texas, USA, 1954.

Camille Jenatzy, in the driver’s seat, with his wife on the victory parade on 1 May 1899. The Belgian race car driver had in his electric car “La Jamais Contente” – on 29 April 1899 in Paris at Achères the first driver to exceed 100 kilometers per hour mark.

Stojan Novaković, Vladimir Stasov, Maxim Gorky, Ilya Repin in «Penates». Kuokkala, Finland, 1905.

Ernesto Che Guevara on a mule in Las Villas, Cuba, 1958.

Filmmaker and photographer Raymond Depardon, during the Civil War in Biafra, Nigéria, August 1968.

Alexei Leonov, a Soviet-era cosmonaut who was the first human to conduct a spacewalk in 1965, died Friday in Moscow aged 85.