The Portage Lake lift bridge connects the cities of Houghton and Hancock in the Keweenaw Peninsula of Michigan’s beautiful Upper Peninsula. Built in 1959, this it the largest and heaviest double-decked vertical lift bridge in the world.
The Portage Lake lift bridge connects the cities of Houghton and Hancock in the Keweenaw Peninsula of Michigan’s beautiful Upper Peninsula. Built in 1959, this it the largest and heaviest double-decked vertical lift bridge in the world.