This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

Mountain where Jesus was first tempted by the Devil.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

On the wall of this medieval square, a symbol of the Spanish Inquisition.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

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

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

An early-19th-century hotel with a past that is steeped in the Civil War.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

This quirky curiosity shop takes its cues from the world's bazaars.

"X" marks the spot of an echo chamber in the middle of a plaza.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

Tijuana's legendary jai alai or "basque ball" palace is now a massive music venue.

A controversial art piece that harkens back to local folklore.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

A magnificent, long-abandoned castle built in the wake of the reconquest of Spain.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Commonly acknowledged as the only public monument to the Devil himself.

A lush indoor jungle fills this bustling Madrid transportation hub.

Of course Salvador Dalí lived in a castle...

This Roman arena once played host to bloody gladiatorial battles.