This curiosity shop contains a museum filled with bizarre, unique objects.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

A geological mystery on Camelback Mountain.

A museum and tribute to a brave profession.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Dramatic river bend surrounds a natural red-rocked pedestal.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

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

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

An important piece of history from mankind's journey to the moon sits in the lobby of a government science lab.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

An excursion train traverses a picturesque red-rock canyon along the Verde River.

Arizona's first government hub is a rustic cabin now preserved as part of a historical museum.

These markers are used to document elevation changes around the famed dam.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

Stairs often replace streets on the steep slopes of this old mining town.

Limestone caves with spectacular showcase chambers.

The biggest solar telescope in the world helps reveal the secrets of our sun.

A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict.