Topolski Century (previously known as the Memoir of the 20th Century) is an artwork and gallery on the South Bank in London, England. It presents a large artwork by Feliks Topolski (1907–1989). It is located in the Hungerford Bridge arches. The work was started in 1975 and opened by Prince Philip, Duke of Edinburgh in 1984. It presents a panoramic view of key events and people in the 20th century. This installation forms a mural that is 600 feet long and 12–20 feet high.The artist worked on the panels from 1975 until his death.It was reopened in 2009 after refurbishment.