The "Father of Arizona" tried to build a Zoroastrian fire temple on the hill where he's now buried.

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

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

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

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

This memorial pyramid marker honors one of the United States Government's first official camel riders.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.

Next to Salt Lake City's Assembly Hall stands a tribute to some unlikely heroes of early Mormon settlers.

The only retired U.S. nuclear missile silo that is open to the public.

A geological mystery on Camelback Mountain.

A surprise blip of color and kitsch.

Built in 1981 in collaboration with Andy Warhol, this giant piece of pop art stands on the campus of Colorado State University.

After being lost for nearly a century, this historic bell finally returned home after its mysterious theft.

This dynamic entertainment venue brings a much-needed funkiness to the region with its bizarre art, eclectic films screenings, and peculiar performance pieces.

Birds with backpacks expedite film development for a rafting company on a remote Colorado river.

This stone marker honors the man who released Canada goose goslings in Fort Collins, Colorado.

A surprising collection of bronze faces beneath a bridge in Loveland.

A tribute to Loveland’s most famous sweethearts, who helped spread cupid’s message to millions.

Yup, that's where the name came from.

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

There aren't too many operational funiculars around, but Pittsburgh has two!

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.