The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

One of the largest underground systems runs under Canada's largest urban center.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

Come for the speed, leave in love with the desert.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A multicolored mineral mound dribbles piping hot spring water right off the side of a highway.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Drift through decades of high desert music history at this funky hometown museum.

A unique auditory experience right on the sidewalk.

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Neal Cassady may still have an open tab at one of Denver’s oldest watering holes.

A multiversal transit station located right below a highway interchange.

This 28-foot-tall milk can contains one of the most whimsical ice cream parlors in town.

This swanky speakeasy is Denver’s oldest bar—and hasn’t changed a bit since 1933.

This historic suspension bridge is one of three remaining swinging bridges in Michigan, and one of the few swinging bridges left in North America.

A comprehensive archive of Hallmark Holiday ornaments.

This museum was once the home of industry titan Matilda Dodge Wilson.

The statues honor the state transportation employees who've died while performing their work-related duties.

A larger-than-life version of the hat beloved by hunters, outdoorsmen, and Holden Caulfield.

These dramatic cola-colored falls have appeared in a poem by Henry Wadsworth Longfellow and a song by Sufjan Stevens.

One of the largest crucifixes in the world stands 55 feet tall in a secluded, wooded area of northern Michigan.