The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

The remnants of the fortress that saved Georgia from the Spanish still stand guard on their swampy island.

If all members were present at the table, a sixth of the world's wealth would be under the same roof.

Georgia's first brewery is also one of its oldest surviving buildings.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

One part local history, 99 parts gruesome haunted house.

The remnants of an archaeological camp stand within Tikal National Park.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

Few other hotels can rival the grandeur of the Castle in the Rockies.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

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

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The only museum with its curator—and her pets—buried inside.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

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

This unreal Portuguese palace looks as though it's made from a pile of different castles.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.