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

A layered tribute to the work of mosaicist Isaiah Zagar.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

The celebrated eyesore created by starry-eyed sweethearts.

When the imprisoned pope's remains were finally returned to the Vatican, his heart stayed behind in France.

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

This emotive sculpture was originally created for the 1878 World's Fair.

What if all public housing projects had been designed by "the Pygmalion of modern architecture," not only their prototype?

France's Lilliputian park displays over 100 of the country's monuments for visitor perusal.

This modern museum of Mediterranean culture is surrounded by a surreal concrete honeycomb.

A French library that makes sure its love of books is writ large... giant in fact.

This bridge was constructed from the rubble of the infamous Bastille.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

Historic medieval fortified city in southwest France.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

At this faithfully preserved medina off the Moroccan tourist circuit you can walk through six centuries of history in one day.