This document lists and describes the 10 most beautiful buildings in the world, including Casa Mila in Barcelona at #10, a church with light in Osaka at #9, the Niterói Contemporary Art Museum in Rio de Janeiro at #8, and the Empire State Building in New York at #7. It also mentions the Hubertushuis in Amsterdam at #6, the Florida Polytechnic University in Florida at #5, the Forbidden City in Beijing at #4, the São Paulo Museum of Art in São Paulo at #3, the Brazilian National Congress in Brazil at #2, and the Parthenon in Athens as the #1 most beautiful building.