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Experience the Great Lakes-Seaway System!
North America's "Highway H2O"!
Experience the SLSDC!
Providing a safe, secure, and competitive international waterway!
Experience the U.S. locks!
The U.S. Eisenhower and Snell Locks in Massena, N.Y.
Learn about who we are & what we do
Discover why the Seaway is a unique DOT presence
See why the Seaway is important
Would you like to learn more? Are you a shipper? Please visit the Great Lakes Seaway System Binational Web Site