This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Hear the quietest sound from across the dome.

Rebuilt remains of a temple to Roman god Mithras.

An unusual round church in London with a Templar past.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

Trinkets and toys lovingly handmade by maximum security prisoners.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

No one messes with the Massachusetts sacred cod, not this time...

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

The second oldest continuously operating bar in Louisiana.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

A museum celebrating the self-taught artist-environment builder.

A unique botanical garden housed in three giant geodesic domes.