A masterpiece of modern architecture that caused quite a stir in Paris, recreated in Bologna half a century later.

This ultra-modern burial building would have stacked the dead like a giant filing cabinet.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

Switzerland's oldest public observatory is an important part of the Zurich cityscape.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

Vines grow up the metal bars in this public park created from an old machine factory.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

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

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

An early masterpiece of Le Corbusier, a famed Modernist architect, hiding in plain sight.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

France's national museum of scientific and industrial instruments.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

Notorious artist squat renovated into legal studios.

Museum of science fiction, utopias, and extraordinary journeys of the mind.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.