The unusual sculptures are believed to be powerful political symbols.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

A misnamed well, with a deep dark past.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A pair of connected skyscrapers form this symbolic gateway.

A Serbian church lit by chandeliers made of weapons.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

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

Home to three historic ships from the age of Vikings.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Tens of thousands of tiny bottles stuffed with various items.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

This floating sculpture of ice is a poignant reminder of nature's power.

The Brutalist building harbors an unusual inverted dome that swoops down over its central sacred room.