One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Miraculous tree that seems to sprout out of solid rock.

This mining town boomed in the Atomic Age when uranium was gold, only to be abandoned when the industry collapsed.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

This UFO landing strip was created by a charitable Wyoming city that was worried about residents of Jupiter.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

One of the smallest towns in the United States.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

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

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

One man's ambition created this psychedelic log home.

The first declared National Monument in the United States.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.

The site of the first battle of World War II.

The site of Austria's biggest concentration camp now honors its victims.

The prototype for all Nazi concentration camps.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

A Nazi concentration camp and Anne Frank's place of death.

A radio telescope for listening to the stars, based in one of the cloudiest countries in the world.