This memorial includes fragments from one of the greatest tragedies in United States history.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

The first permanent memorial to a unique secret weapon of World War II.

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

Take a monster truck tour around an ostrich farm in the middle of the desert.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

The cinder cone volcano with a less than complimentary name.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

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

These free-roaming horses were once destined to disappear from the land.

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

Collection of vintage trailers double as hotel rooms.

The world's largest military aircraft cemetery.

A motel dedicated to Southwestern nostalgia.

One of the largest, oldest, darkest, quietest motel rooms in the world.

A Saint Nicholas-themed ghost town in the Mojave desert.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.