The Altino Arantes Building is a huge skyscraper in São Paulo, built in the period between 1939-1947 in the Art Deco style, and was considered the tallest building in the city at that time, consisting of 35 floors with a height of about 161 meters. It was also considered the largest reinforced concrete structure in the world, and today it is considered one of the most famous landmarks of the city. Above there is an observation deck that allows visitors to see the most important landmarks of São Paulo from above.