This historic square in Nepal is home to temples dating back to the third century.

Many Hindus make the long pilgrimage to this holy city to have their remains burned on the banks of the Ganges River.

These medieval funerary monuments are now home to a colony of critically endangered vultures.

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

Something's watching you.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

Jesus' footprints and the first catacombs in the world.

2300-year-old Roman road connecting the empire.

The oldest still-operating tavern in the United States was once owned by a pirate.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

An ancient capital city that dates back 3,000 years and harbors many surprises.

Ozymandias’ time-keeping temple.

This ancient structure is widely thought to be the oldest intact pyramid in the world.