Until his death at age 104, Oscar Niemeyer (1907–2012) was something of an unstoppable architectural force. Over seven decades of work, he designed approximately 600 buildings, transforming skylines from Bab-Ezzouar, Algeria, to his homeland masterpiece Brasília.Niemeyer’s work took the reduced forms of modernism and infused them with free-flowing grace. In place of pared-down starkness, his structures rippled with sinuous and seductive lines. In buildings such as the Niterói