Ambassador Bridge owner Matty Moroun has seen his net worth nearly double over the past year according to the latest Forbes magazine list of the world's billionaires.

This year Moroun is ranked at number 556, with a net worth near 1-point-8 billion dollars. That's a a hefty increase from his 701 ranking in 2009, with a net worth of 1 billion dollars. Along with owning the bridge, Moroun also owns a large trucking company, and recently bought a truck terminal near the bridge.