Critics also accuse Niemeyer of neglecting questions of upkeep and maintenance in his designs. Those who visited the capital not long after its completion in 1960 were unimpressed. "Cracking stonework, flaking concrete, rusting metal: a ceremonial slum," wrote Australian art critic Robert Hughes in 1980. Niemeyer's construction material of choice was concrete, which fares poorly in Brazil's humid climate. Above, an aerial view of the National Congress building.
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