A 1930’s courtroom where John Dillinger and his gang went before a judge.

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

Previously a hot spring, this park remains a site of unique history, wildlife, and geology.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

A rare wayfinding portmanteau of “Street” and “Avenue.”

Visitors to this public park will also find the ruins of an old western fort.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

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

This church on a Tohono O'Odham reservation has stood since 1797.

A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

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

Make a wish at what might be America's only Catholic shrine to a sinner.

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

Petroglyphs, bird watching, and a 100-year-old Ranch in one location.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

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

The remains of this rugged homestead ranch offer a brief glimpse into a bygone era.

This bomb shelter-themed bar has barely changed since it opened.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

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

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

A geological mystery on Camelback Mountain.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.