This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The abandoned coal loading dock is a canvas for unsanctioned art.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

The final resting place of a 19th-century gold prospector and convicted cannibal.

A memorial dedicated to the victims of the Columbine High School shootings.

Take a dip in the world's largest mineral hot springs pool.

Rare and classic books by Black authors are the focus at this independent bookstore in a historic Atlanta neighborhood.

Home to a 26-foot-tall statue of an American icon.

A tunnel of hardened lava along Maui’s famous Road to Hana.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

To honor his gardening wife, this yard artist turns bowling balls into playful, colorful sculptures.

A larger-than-life monument to the overlooked women who braved Western expansion and broke down societal barriers.

The highest point in Oklahoma used to be a lawless outlaw's paradise.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

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

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

This towering wooden Sasquatch was carved with a chainsaw.

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.

Abandoned businesses, homes, and rusted cars are all that remains of this stopover town.

This erect, phallic geological spire wasn't always named so domestically.

Roaming bison and a spectacular view at the highest point in Nebraska.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

This Garden District mansion was built to be bigger and grander than its original owner's former partner turned rival.