Waterway
navigable body of water, including but not limited to rivers, lakes, seas, oceans, and canals
A waterway is any body of water that can be used for transportation by people in boats. These include rivers, lakes, oceans, and canals.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Damnoensaduak97.jpg/250px-Damnoensaduak97.jpg)
They must be wide and deep enough for the boats, and either have no waterfalls and rapids, or have ways for boats to get around them, such as locks.