Five buildings by famous 20th-century architects realised decades after their deaths

As a building by Mies van der Rohe nears completion in Indiana, we explore five buildings by renowned 20th-century architects such as Le Corbusier and Frank Lloyd Wright that weren't built until years after they died.
Baghdad Gymnasium in Baghdad, Iraq, by Le Corbusier
When French architect Le Corbusier, one of the 20th-century's most influential architects, died in 1965 he left behind the plans for a concrete sports centre for the Iraqi capital.
Originally commissioned in 1956 by King Faisal II