A memorial to the firefighters who died in an industrial disaster is housed in a small public park.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

Four hundred granite steps were built into this massive rock by the National Park Service.

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

The largest dune field in the Mojave offers a chance of hearing the 'singing sands.'

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

More than a century old, this trading post resides in the Navajo Nation.

The eroded core of an ancient volcano is now accessible by a short hike.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

A tunnel with windows, so you don't miss out on the impressive views.

The unusual patterns in this rock formation result from two distinct modes of weathering.

One of the best-preserved ghost towns in Arizona speaks to the difficulties of establishing mining towns in the 19th century American West.

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

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

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Thousands of glyphs created by an unknown culture decorate the rock formations of this canyon.

Red sandstone structures dominate this landscape, which has been inhabited for some 5,000 years.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

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

Ancient pueblos built into the base of a natural canyon wall.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

Experience a charming 1930s version of "infotainment."

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.