One of Niemeyer’s numerous contributions to Brasilia, the custom-built capital created out of thin air in the ‘60s, the National Congress building symbolizes the working of the legislative branch; two semicircles, one for the Congress and one for the Senate, are divided by twin office towers.  Photo 3 of 11 in Design Icon: 10 Buildings by Oscar Niemeyer

Design Icon: 10 Buildings by Oscar Niemeyer

3 of 11

One of Niemeyer’s numerous contributions to Brasília, the planned city inaugurated as Brazil’s capital in the 1960s, was the National Congress building. Its design symbolizes the working of the legislative branch: two semicircles, one for the Congress and one for the Senate, are divided by twin office towers.