A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

Plaques on its facade commemorate the Tiber's most destructive deluges.

A massive marble foot is tucked away in a small alley near the Pantheon.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

This statue is the only female representation of Rome's "talking statues."

This small church was constructed over the ruins of three temples dating to the Roman Republic.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

This is the oldest Roman-made bridge in the city still existing in its original state.

Remnants of a 4th-century church with vivid medieval frescoes and ancient sarcophagi hide beneath this old basilica.

The mystic whose incorrupt corpse still attracts the faithful.

A huge enchanting public park just outside the ancient walls of Rome.

A small cell adjacent to this church was once the bedroom for a renowned saint.

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

When Azorean green tea meets volcanic hot springs water, a luminous brew is born.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

An unexpected Easter egg lurks in the background of a cherub wall relief at the Breakers mansion.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

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

This candy-colored storybook village originated as a 19th-century Methodist campground.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

10,000 flowered plants bloom in the City of Roses.