26 giug 1959 anni - St. Lawrence Seaway
Descrizione:
Saint Lawrence Seaway, international waterway, 2,342 mi (3,769 km) long, consisting of a system of canals, dams, and locks in the St. Lawrence River and connecting channels between the Great Lakes opened 1959. It provides passage for oceangoing vessels into central North America.Aggiunto al nastro di tempo:
Data:
26 giug 1959 anni
Adesso
~ 66 years ago