When you think of life in the desert, the cactus always comes to mind. Cactus often have strange shapes, spines, and beautiful flowers. Although most North Americans think of cactus as a Southwest plant, they are found all over the world.

Learn more about cactus. Choose an option that fits your need:

Try the A Walk in the Cactus WebQuest.

Note: All photographs taken with a digital camera in Arizona, New Mexico, Utah, and Texas.
Developed by Annette Lamb and Larry Johnson, 05/02.