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

An acoustic anomaly with a mysterious cause.

A half-size replica of the World Trade Center towers above Tulsa.

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

Nature's biggest mammal swims in landlocked Oklahoma.

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

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

When you can afford only half a road, you build only half a road.

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

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

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

An obelisk commemorating Lincoln's role in connecting the coasts.

These experimental weapons brought World War II to Nebraska as well as 26 other U.S. states.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

An idle pastime becomes a record holder in Boys Town, Nebraska.

A brick-paved former section of the historic coast-to-coast highway.

A unique blue and yellow phone booth in America's "Little Sweden."

The world’s largest combined collection of U.S. and Russian aircraft got its start in a poultry building.

Metal sculpture folk art lining the Kansas Highway.

The United States's largest hand-dug well is topped with a state-of-the-art museum.

The holiday spirit lingers year-round in the "Christmas City of the High Plains."

What do a giraffe, an elephant, and reasonably priced steaks have in common? This roadside restaurant filled with exotic taxidermy.

The two-cell building in Nebraska was briefly owned by a teenage boy and then a Hollywood dummy.

The home for all things Kool-Aid offers everything except a chance to actually enjoy the drink.