Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

This indoor ski resort has a mountain contained inside a mall.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

The world's largest frame offers spectacular views of the city's past and present.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

The late, disgraced President's embalmed remains displayed for all to see… theoretically.

The remains of an abandoned air force hospital located on a redeveloped Air Force base.

The cemetery was built for the Spanish colonial elite, but its most famous residents were all buried in unmarked graves.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

Continuing a tradition of movie magic on the site of America’s oldest continually operating movie theatre.

Granting the right of way to ships over surface traffic since 1917.

The highway's southernmost spot is a beloved local attraction.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

The island residents are known for taking their quirky sense of humor with them to the grave.

"We Seceded Where Others Failed."

Located within a historic park, the beacon is the oldest standing structure in Miami.

This small island was the first National Wildlife Refuge ever created in the United States.

This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

A luxuriant botanical garden below sea level.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Intertwined, interspecies trees which locals believe can grant boons to lovers.