Curious rock formations in a tiny Kansas state park.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

The highest point in Oklahoma used to be a lawless outlaw's paradise.

Dad jokes and wordplay abound in this comic fake cemetery.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

Once the smallest park in the national system.

Some locals believe the fabled lost gold of General Yamashida is hiding somewhere beneath the city.

This eerie abandoned building with a dark history is said to be one of the most haunted places in the Philippines.

A monument to the conquistador became increasingly controversial in the very city that he founded.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

This unusually circular centenarian barn became a Route 66 icon.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

One of the largest Masonic temples in the world, created at the height of the oil boom in ostentatious style.

Sid Vicious famously punched a hole in the wall of this iconic music venue.

An acoustic anomaly with a mysterious cause.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

Site of the 1926 murder trial of Ernest Burkhart who was involved in the "Reign of Terror."

A tiny but mighty little pumper sits in the middle of the street, waiting for the next big oil strike.