A likeness of Da Vinci's mysterious painting smiles at passersby from the side of a barn.

The modest childhood home where the baseball legend and Yankees star learned to hit from both sides of the plate.

This former mining town was named the most toxic town in America.

A natural rock formation believed to be a cure-all.

This unusually circular centenarian barn became a Route 66 icon.

A larger-than-life monument to the overlooked women who braved Western expansion and broke down societal barriers.

This small-town museum is dedicated to the original western movie mega-star.

To honor his gardening wife, this yard artist turns bowling balls into playful, colorful sculptures.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

The only fully-realized skyscraper built by the famed American architect, Frank Lloyd Wright.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

A detached cement mixer has been transformed to resemble a relic from some obscure NASA mission to Oklahoma.

An oil baron's wild paradise and the winner of an ill-fated air race.

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

Nature's biggest mammal swims in landlocked Oklahoma.

These massive mitts are made of 30 tons of devotional bronze.

The storied steakhouse is the last in a long line of Lebanese-owned supper clubs in Tulsa.

This beacon for pre-radar pilots once guided Charles Lindbergh to a safe touchdown in Tulsa.

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.

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

One of the best examples of Art Deco architecture in the United States.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

This 1930s-era Route 66 Tulsa landmark was moved, restored, and filled with neon.