An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Odd outsider art installations surround a Gold Rush-era ghost town.

"Only the devil could play golf here."

This giant temperature attraction created some giant electric bills.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

The drama of nature in full effect in this Nevada State Park.

A memorial to the unknown and unheralded men and women of the Cold War military and intelligence services.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

Come for the flowers, stay for the bats!

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

The Guardian of Tallinn.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

100 year tradition of fist fights, marked by marble footsteps.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

This historic black and white monastery is one of Bulgaria's architectural jewels.

Largest Roman Catholic church in North America.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.