This tucked-away cemetery is the final resting place of a prospector who uncovered one of the largest gold mines in Arizona.

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

This fireplace-turned-monument pays tribute to the assassinated U.S. president.

This small memorial is dedicated to the Perryville State Prison firefighters who perished fighting the Dude Fire in 1990.

An open-air, roadside eatery celebrating a historic indigenous cuisine of complicated significance.

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

This 1930s log cabin began as a taxidermy museum but is now a popular country music venue.

A tribute to the statues of Easter Island along Route 66.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

The sprawling attraction boasts a collection of more than 150 historic wagons.

A scrap-metal sculpture recalls an infamous 19th-century camel.

One of the largest open-pit copper mining operations in the entire country.

A towering bronze statue memorializes the founding father of postwar American conservatism.

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

A colorful, century-old cemetery of the Yaqui Indian Tribe hidden amid the suburban sprawl of Tempe, Arizona.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

The final resting place of the businessman-turned-astronomer who helped discover Pluto stands near his observatory.

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

The stone-covered graves lie within the ruins of an Old West ghost town.

An amazing collection of model trains, collectibles, and artifacts that span the last 100 years.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

One of the largest private collections of cars manufactured by the short-lived Franklin Automobile Company.