Iconic rock formations that allow for exploration during high or low tide.

This monster fiberglass crustacean stands watch over the self-proclaimed "lobster capital of the world."

Though it's no longer a functioning train depot, this castle-like structure is an important piece of Oklahoma history.

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

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

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

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

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

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.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

This unusually circular centenarian barn became a Route 66 icon.