Part of the Atlantic Intracoastal Waterway, the canal is approximately 7 miles, or 11.3 km long of which most follow tidal rivers that are widened and deepened into a ship channel.
Part of the Atlantic Intracoastal Waterway, the approximately 7 miles (11.3 km) longcanal traverses the narrow neck of land joining Cape Cod to to the state's mainland. Most of its length follows tidal rivers widened and deepened into a ship channel.