New Blatnik Bridge will feature signature tied arch of Duluth-Superior span

The Blatnik Bridge will be replaced by a tied arch structure, aesthetically similar to the aging and high-traffic connector ...
AOL

Minneapolis' Stone Arch Bridge still draws visitors 140 years later

Stone Arch Bridge crosses the Mississippi River at St. Anthony Falls in downtown Minneapolis. Being the only arched bridge made of stone, the structure is the second oldest bridge on the Mississippi.