One man's quest to save his town with a trail of record-breaking sculptures.

The first declared National Monument in the United States.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

This shallow pit was once used to send over 20,000 buffalo plummeting to their death.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

Just a man taking his prehistoric pet for a stroll.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

A fitting attraction for the corn capital of the world.

This soaring sculpture and Sioux Falls landmark represents the leap of faith taken to make one's dreams come true.

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

A town honors its legacy of traditional American Indian pipe carving with one gigantic pipe.

This massive roadside mascot was the first version of the giant to illustrate his butt.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

Millions of numbers carved in glass represent the tattoos forced upon victims.

This steep slide at a kids’ playground went viral after an police officer tumbled down it.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

The Boston square dedicated to the dark poet who was born nearby.

Created by a local artist, these quirky sculptures each have their own names and personalities.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.