Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

This 16-foot-diameter wooden coin has been standing in Iowa City since 2006.

The largest ski jump in the Western Hemisphere hasn't hosted skiers in decades.

Explore a real 19th-century lead and zinc mine at this immersive series of exhibits.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

An underground wonderland in Iowa.

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

A museum showcasing the life of "Buffalo Bill"

A 30-foot man on a penny-farthing bicycle rides along the banks of the Mississippi.

A majestic hotel that also stands as a historic relic.

The world's only bushplane museum captures the spirit of the early planes and pilots and their contributions to northern life in Canada.

This church on a Tohono O'Odham reservation has stood since 1797.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

One of the largest private collections of cars manufactured by the short-lived Franklin Automobile Company.

A museum and tribute to a brave profession.

This collection of vintage signs reflects the long and colorful history of this Arizona town.

Take a monster truck tour around an ostrich farm in the middle of the desert.

A Wild West jailhouse that slid down the mountainside.

This collection of neon icons is preserving Arizona's history, one sign at a time.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.