This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

The longest covered bridge in Delaware.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

This might just be the TARDIS of bookstores.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This 50-foot rock formation looked like a face that was once believed to be that of a Native American chief.

Haunted boulder in a front yard with a witch painted on it.

In the 19th century, this canal provided power to mills, machine shops, and other businesses in the area.

Home of the golf club used by Alan Shepard on the moon, and more artifacts from the sport's history.

A recently abandoned psych ward at the end of Sanatorium Road.

For more than 150 years, this cemetery has served as the final resting place for many members of Wilmington's Black community.

A stack of stones steeped in Irish folklore, much like the hero they're connected to, hide in plain sight.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This small museum dedicated to the painful memory of segregation is essentially a time capsule.

A "gateway" into Mexico's northern border, represented by an abstract red tower.

One of Monterrey's oldest buildings is perched atop a hill boasting impressive views of the city.

Between Missoula and Spokane, a family-owned travel center has an unusual museum in the back.

In British Columbia, a unique microclimate has allowed these trees to live much longer than they usually would.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

This secluded walking trail is a hidden gem of a Pittsburgh park.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

There aren't too many operational funiculars around, but Pittsburgh has two!

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

Remnants of 19th century vigilante justice.