The Juscelino Kubitschek Bridge, in Brasilia, a classic example of the modern architecture.
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Also known as the JK Bridge, is a steel and concrete bridge The main span structure has four supporting pillars submerged under Lake Paranoá, and the deck weight is supported by three 200-foot-tall (61 m) asymmetrical steel arches that crisscross diagonally. The decks are suspended by steel cables alternating at each side of the deck, interlacing in some kind of twisted plane (parabolic like). The entire structure has a total length of 1,200 m