A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

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

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

The celebrated eyesore created by starry-eyed sweethearts.

Notorious artist squat renovated into legal studios.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

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

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

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

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.