The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

Atop this former dutch railway office sits an interstellar work of art.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

A historic observatory now an astronomy museum beautifully situated at the moat of the Middle Age city centre.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

Budapest's Communist-era statues, banished to the suburbs.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

Sofia's legislative center is continuously reinventing itself.

A vast Communist-era exhibition space in the Bulgarian capital.

"Holy Wisdom" overlooks the city that became its namesake.

A striking symbol of the Bulgarian capital.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

Norway's oldest cathedral still in use.

Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

The world's largest moose statue towers above the highway between Oslo and Trondheim.