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

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

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

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

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

An acoustic anomaly with a mysterious cause.

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

Nature's biggest mammal swims in landlocked Oklahoma.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.