NOVA Online
NOVA menu (see bottom of page for text links)

Search for the Lost Cave People
menu (see bottom of page for text links)

The Grand Canyon

Nope. While this huge gorge in northern Arizona does have the Colorado River running through it—which is 1.6 kilometers (1 mile) deep and 321.8 kilometers (200 miles) long—that's just a "drop in the bucket" of the world's fresh water. Try again.

Stories in the Ice | Antarctic Almanac | Water World | Live and Breathe Antarctica
Teacher's Guide | Resources | Transcript

Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule
About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print
PBS Online | NOVA Online | WGBH

© | Updated November 2000