Centro Cultural Oscar Niemeyer brings a shot of Brasília-style modernism to Goiânia: white concrete, clean curves, monumental open space, and the confidence of an architect who liked civic buildings to announce themselves. The complex includes cultural venues and broad plazas rather than a single enclosed museum experience.
Even when programming is quiet, the architecture makes the trip worthwhile. Go when the light is low enough to soften the concrete and make the forms read clearly. It pairs well with Praça Cívica if you want to trace Goiânia's planned-city ambitions from Art Deco beginnings to late modern spectacle.