The remains of this 2nd-century Roman temple are incorporated into a modern building.

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

This ancient market is often referred to as the oldest shopping mall in the world.

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

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Third time's a charm, or in this case, two testicles are.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A gift from Japan, 17th-century lantern stands among the cherry trees at D.C.'s Tidal Basin.

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

The house where John Wilkes Booth conspired with his co-conspirators.

The world's oldest soul food restaurant is also one of its best.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

A former pillar of the Black community in Ellicott City.

Austin’s local mountain isn’t really a mountain at all.

This suburban park recalls the history of a famous tavern. Despite the name, it's no ordinary place!

An amazing example of Federal-period architecture, truly unique to this region of the state.

A well-preserved quarry and six of eight continuous burning pot kilns used to make burnt lime and crushed stone are highlights of the self-guided walking tour in Fountain Rock Park.

Take a trip to the past aboard a 1920s railcar or open flatcar for a scenic ride through Maryland farm country.

A quick journey through the history of Annapolis.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

A touching tribute to a local hero who made sure his neighborhood stayed clean.