Lúcio Costa was a Brazilian architect and urban planner, best known for his role in designing the city of Brasília. Born on February 27, 1902, he played a crucial part in the modernist movement in Brazil. His vision for Brasília was to create a city that reflected the ideals of modern architecture and urban planning. Costa's most significant contribution was the Plano Piloto, a master plan for Brasília that emphasized open spaces and organized sectors. His design aimed to promote functionality and aesthetics, making the city a symbol of Brazil's aspirations for progress and modernization. Costa passed away on June 13, 1998.