When this test site was abandoned, they didn't even bother to take the rocket with them.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Four bald cypress trees in Lafayette Square, across from the White House, mark the southern edge of a 100,000 year old cypress swamp.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

The longest living non-clonal organisms on Earth.

Native Americans built this circle of stones, which was used to predict astronomical events.

The world's longest known cave system.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

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

Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This art center is way beyond your average pumpkin-carving operation.

Vintage furniture and art share space with all manner of collectibles at this quirky shop in Bangkok.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

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

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

A sculpture of a salmon swimming through a brick building.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

The seamy, underground secrets of Portland's criminal past.