Portage Lake Lift Bridge
The Portage Lake Lift Bridge spans 1310 feet (399.29m) crossing over the Keweenaw Waterway, Portage Lake. Portage Lake runs entirely through the middle of the Keweenaw Peninsula and this bridge is the only roadway that connects them and the cities of Houghton and Hancock. This lift bridge was built in 1959 and is the world’s heaviest and widest (4 lanes) double deck bridge.