A reproduction of earth's many biomes.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

The winter home of thousands of beautiful snow geese and sandhill cranes.

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

A cave's rare beauty held a cavernous secret hidden underground.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A futuristic temple of light uses prisms and rainbows to create an atmosphere of peace.

Legends surround this jagged rock formation in the New Mexico desert.

A clear blue swimming hole with hidden caves, still unexplored.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

An experimental, automotive replica of Stonehenge.

This erect, phallic geological spire wasn't always named so domestically.