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

The unusual burial monument of Arizona's first governor.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Get fishing gear and craft beer at this restaurant on the pier.

A reproduction of earth's many biomes.

At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

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

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

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

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

A mysterious spirit totem at the edge of Navajo lands.

A mass grave for victims of an airline disaster that led to much-needed safety improvements for commercial flights.

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.

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

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

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

Limestone caves with spectacular showcase chambers.

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

A partial tunnel blasted into a steep ridge is all that remains of a failed railway across Arizona.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Most-visited and most-photographed slot canyon in the American Southwest.

A whimsical, but often overlooked clock in Park Avenue.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.