A reproduction of earth's many biomes.

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

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

A series of labyrinths in the Nevada desert inspire meditation and calmness.

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

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

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

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

This quirky hot springs town known to locals as "T or C" was named after a radio show.

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

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

Natural sonic phenomenon comes with a grisly legend of murder and blood.

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

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

This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

A serene garden path lined with 36 haiku stamped into clay stones.

This old abandoned sign flickers to announce a motel that isn't even there.

Minimalist modern art on a repurposed military base in rural Texas.

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

More than 21,000 images fill this overlooked gem of a prehistoric site.

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