This tiny patch of arid sand sits in one of the greenest states in the United States.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

This massive monument towers over the city as a constant reminder of the lives lost during Algeria's hard-won war for independence.

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

A controversial magical figure is hidden within a diorama of the city.

Scotland still bears an enormous scar of its Roman past.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

The original resting place of Queen Cleopatra and Mark Antony's only daughter.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

An ancient burial ground believed to have been used for ritual sacrifice.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.