Estaiada bridge, Sao Paulo, Brazil

São Paulo is the largest city in Brazil and the world's 7th largest metropolitan area. The city is the capital of the state of São Paulo, the most populous Brazilian state. It is also the richest city in Brazil. The name of the city honors Saint Paul. São Paulo exerts strong regional influence in commerce and finance as well as arts and entertainment. São Paulo is considered an Alpha World City.With an estimated population of 11,037,593 residents, São Paulo is the most populous city in the Southern hemisphere. A famous nickname for the city is "Sampa." São Paulo is also known for its unreliable weather, the size of its helicopter fleet, architecture, gastronomy, and multitude of skyscrapers.
The Octavio Frias de Oliveira bridge is a cable-stayed bridge in São Paulo, Brazil over the Pinheiros River, opened in May 2008. The bridge is 138 metres (450 ft) tall, and connects Marginal Pinheiros to Jornalista Roberto Marinho Avenue.
The bridge deck is unusual due to its form, which is similar to an "X", crossing at the tower.
It is the only bridge in the world that has two curved tracks supported by a single concrete mast.
At the end of December lights are put up on the cables and illuminated to create color effects like those on a Christmas tree. The bridge is also lit up on special occasions during the year and is often used for automobile advertisements on television.