This unique building in the main square stands out among the city's typically Baroque architecture.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

This church is named for one of the most dramatic tales in the early Christian church.

Dynastic Home of the De Piro Family.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

When flour explodes, it's not a pretty sight.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

20,000 pieces in a Frank Gehry-designed building.

The only arched bridge made of stone on the entire Mississippi River.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

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

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

Local myth claims this is a Sears catalogue home with its windows installed upside-down.

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

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

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

Europe's first floating restaurant is home to a hilarious legend.

A unique work of automotive art calls this shopping center home.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

This 1st-century CE Roman bath sits under a carpark.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

Built for the 1962 World Cup, this fully functioning botanical clock is still ticking.