Which canal is longer, The Central Arizona Project or the Oswego Canal?
Central Arizona Project: The Central Arizona Project (CAP) is a 336 mi (541 km) diversion canal in Arizona in the United States. Oswego Canal:  Opened in 1828, it is 23.7 miles (38.1 km) in length, and connects the Erie Canal at Three Rivers (near Liverpool) to Lake Ontario at Oswego.
The Central Arizona Project