This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

Jesus' footprints and the first catacombs in the world.

2300-year-old Roman road connecting the empire.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

Ancient snack bar of the Roman Empire re-opened.

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

The site of the Scopes Trial contains a small exhibit dedicated to the famous case.

An enormous cat made of recycled wood scraps.

Not even a series of devastating fires could keep this odd castle in upstate New York from bouncing back.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

This candy-striped tower is the farthest east you can go in the United States.

The 32nd president's sprawling cottage sits on an island enclave jointly managed by the U.S. and Canada.

This waterfront museum in Maine is dedicated to the history of the smoked-herring trade.

The largest hand-carved, outdoor sculpture collection in the state of Maine.

Hunt for buried treasure in Nova Scotia.

The world's longest covered bridge is a quaint and incredible wooden tunnel.

A quarter mile off the coastal tip of Maine you'll find the "Beloved Island" of Franklin Delano Roosevelt.

A shoreline exhibit describing the disastrous first attempt by the French to colonize North America.

Built for television, this statue now serves as an unlikely memorial to a fireman who died on 9/11.

The largest tidal whirlpool in the Western Hemisphere.