This spooky road cut through a mound of ancient coral might be haunted by a witch.

An enormous illuminated figure dances on the Las Vegas strip.

A giant open-air sculpture made of over 200 full-sized boats.

An exotic wildlife habitat right off The Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

The oldest house of worship in Palm Beach has a wonderful tropical garden.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

It's believed Elvis Presley was inspired to write his breakthrough track after staying here.

The behemoth beasts engaged in an epic battle is the second-tallest statue in the contiguous United States.

These constructed wetlands naturally filter millions of gallons of treated wastewater every day.

This kitschy curio wonderland is full of fake animals, teak tables, and a cacophony of random bric-a-brac.

The ruins of this antebellum sugar plantation are the end result of a Seminole attack during the Florida Wars of 1836.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.

The oldest of Venice's plague quarantine stations, designed to keep the medieval city safe from disease.

Originally a leper colony, the island is now an Armenian monastery that's home to an incredible manuscript library and eclectic museum.

Venice's "Island of the Mad."