1 gen 1959 anni - St. Lawrence Seaway opens
Descrizione:
The complex series of locks, canals, and waterways provided a link between the Great Lakes and the Atlantic Ocean. They tapped into the considerable energy of the river's tumbling waters and built several dams.Aggiunto al nastro di tempo:
Data:
1 gen 1959 anni
Adesso
~ 66 years ago