Personal Flotation Devices (PFDs): A Canadian approved PFD is designed to keep you afloat in the water. PFDs were designed for use in recreational boating and are generally smaller, less bulky and more comfortable than lifejackets.
The Erie Canal, in New York state (shown below), was 360 mi (580 km) long, and connected New York with the Great Lakes via the Hudson River. Locks were built to overcome the 571-ft (174-m) difference between the level of the river and that of Lake Erie.
Thee Wabash and Erie Canal was a shipping canal that linked the Great Lakes to the Ohio River via a man-made waterway. The canal provided traders with access from the Great Laâ¦kes all the way to the Gulf of Mexico. Over 460 miles long, it was the longest canal ever built in North America.