A tubular channel within the body.
An artificial waterway or artificially improved river used for travel, shipping, or irrigation.
One of the faint, hazy markings resembling straight lines on early telescopic images of the surface of Mars.
To dig an artificial waterway in or to (a place), especially for drainage
To travel along a canal by boat
A vertical structure, normally of brick, rising from a roof, containing one or more flues, each one terminating in a chimney pot.