The Vermilion Cliffs of southern Utah and northern Arizona are one of the more isolated and undisturbed regions of the Colorado Plateau. Check out these photos of the rugged and beautiful cliffs.

In the northwestern part of New Mexico, a natural outcropping of sandstone known as El Morro has produced a spectacular landmark in this cold, high desert region.

Sacred Datura (Datura wrightii) is a night-blooming herbaceous perennial that is common in the arid regions of the United States, Baja and northern Mexico.

In the Fourche River Valley in northeastern Wyoming, an unmistakeable and unique geological wonder arises from the desolate, high plains landscape.

Many species of birds and even mammals, such as the great whales, travel thousands of miles to over-winter in warmer climates. Check out these photos of one of the most spectacular migrations.

Common mullein, Verbascum thapsus, is a perennial herb that was first introduced into the United States in the mid-1700s. Check out these photos of a fascinating plant.

The desert ironwood tree, Olneya tesota, can be found growing only in the Sonoran Desert of Mexico, California and Arizona. Check out these spectacular photos of ironwoods.

When the cacti found in the deserts of North American begin to bloom in late March and April, spring has once again returned to these arid lands.

The organ pipe cactus is one of the more spectacular species of cactus found in the Sonoran Desert. Check out these fascinating photos of the organ pipe cactus.

Check out these stunning photos of natural sandstone arches in the American Southwest. These incredible geological formations are a reminder of the power and beauty of nature.

In the American Southwest, where man has continued to build his homes farther from the center of established cities, the urban bobcat has become a common subdivision neighbor.

The birds of the American Southwest are as numerous and diverse as the multiple environments and landscapes upon which they carry on their daily life cycles.

The twisting and turning San Andreas Fault is reveals Nature's power and beauty, as it's the result of colliding tectonic plates. The geological forces have created some mystical sights to behold.

This photo gallery explores Utah's Bryce Canyon, home to some of the most distinctive geological shapes found anywhere in North America.

Brittlebush is a common desert plant in the American Southwest. These medium-sized shrubs add a splash of yellow color to the dry, arid landscapes.