Natural history museum celebrating biodiversity with a parade of taxidermy animals.

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

This museum houses an imposing skeleton army comprised of creatures great and small.

This ancient Hindu temple is covered in thousands of colorful statues and has a long mythological history.

The opulent car collection of an eccentric Sheikh housed in his own private pyramid.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

One of the largest sand dunes in the world is nicknamed the "Scary Mountain" due to its steep slope and sharp incline.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

Whitewashed mosque contains the world's largest carpet.

Planned as the world’s first zero-carbon city, it had lofty ideals—but is only 5 percent completed and aiming for 50 percent carbon-neutral.

Over the dunes of the Empty Quarter, the mysterious music of the desert.

A small, but award-winning beach known for its literally spotless reputation.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

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

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This artificial archipelago was supposed to resemble a map of the world.

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

Noirish green neon marks the location of one of the oldest private detective agencies in France.

France's most famous cemetery, with some of its most curious tombs.

Notorious artist squat renovated into legal studios.

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

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

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.