This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

Both the building and blades of this reconstructed 19th-century windmill can turn in a breeze.

This one-room schoolhouse played a significant role in the education of Black children for almost 100 years.

The grounds of former plantations where abolitionist Harriet Tubman spent her youth enslaved are now a museum to her incredible life.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

Winding country roads in eastern West Virginia lead to an extraordinary place populated by fiberglass giants.

Step inside Lucy, the world's largest "elephant."

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

An office built to look like a giant basket.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The drama of nature in full effect in this Nevada State Park.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

Don't blink or you'll miss it.

A tribute to the statues of Easter Island along Route 66.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

These markers are used to document elevation changes around the famed dam.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

An exotic wildlife habitat right off The Strip.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A tribute to two brothers' artistic endeavors.