The actual work of building the seaway is now under way. The U.S. Seaway Corporation, headed by Lewis Castle, 65, a Duluth banker and longtime seaway proponent, is directing the work on the U.S. side.

A Superior native is the new top official at the Great Lakes St. Lawrence Seaway Development Corp. (GLS). J.M. "Mike" McCoshen was appointed by President Donald Trump as the 12th administrator for the ...

Mike McCoshen (left) and his wife Julie McCoshen (middle) as he was officially sworn in as 12th Administrator of the Great Lake St. Lawrence Seaway Development Corporation by USDOT Deputy Assistant ...

Invasive mussels cause billions of dollars in damage to water infrastructure annually and threaten aquatic ecosystems.

The Seaway is a system of locks, canals and channels that connects the Great Lakes to the St. Lawrence River and eventually, the Atlantic Ocean, allowing cargo ships to get in and out of the ...

St. Lawrence Seaway officials and guests gathered in Massena Monday to celebrate the official opening of a new $7 million visitor center. The new facility includes a museum with 38 exhibits and a ...