the Saint Lawrence Seaway
St. Lawrence Seaway

By 1959, when the Saint Lawrence Seaway was completed, the canal was all but abandoned.

The Saint Lawrence Seaway was preceded by a number of other canals.

The school takes its name from the Saint Lawrence Seaway.

Chicago became an ocean port with the opening of the Saint Lawrence Seaway in 1959.

June 1959, to mark the opening of the Saint Lawrence Seaway.

The higher section over the Saint Lawrence Seaway was added in the late 1950s.

The lake forms part of the Saint Lawrence Seaway.

Erie became an international port after the opening of the Saint Lawrence Seaway in 1959.

It was re-built in 1968, after the Saint Lawrence Seaway opened.

Elizabeth met the President again two years later, at the official opening of the Saint Lawrence Seaway.