You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

If you visit Santa's village, you can get your passport stamped to show you crossed into the Arctic Circle.

This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

This marker identifies the location where three states converge.

This Colorado fire station has been in continuous operation for more than a century.

Submerged lava formations create incredible waterworks.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

Live chainsaw carvings of tiki statues aim to keep a tradition with ancient roots alive in this small Delaware town.

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

How did a massive marine arthropod find its way to landlocked Ohio?

The so-called "Father of Las Vegas" had the city's first telephone installed in his office in 1907.

This suburban enclave is home to a very unique art exhibit.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

One incredible room in the Santa Barbara Courthouse is covered in wall-to-wall canvas murals.

A unique local art exhibit that has continued to grow since 1989.

This sculpture presents commentary on a life in pursuit of profits.

Though the original building has been demolished, these massive bronze doors were saved.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

This little barrel-shaped cottage by Lake Superior was once a cartoonist's summer retreat.

One Austrian's singular yard is now preserved as a folk art garden of concrete wonders.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.