One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

This stunning concert hall has become a symbol of Iceland's national recovery.

The largest whale museum in Europe allows visitors to walk among life-size giants.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A massive, gleaming sea turtle with a rider atop its shell looks out over the horizon.

This memorial museum chronicles the apocalyptic destruction of the First World War.

Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

This modern arts center is built around a gem of late-Baroque architecture.

Christ's blood preserved in a Belgian town.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

A slice of central Asia in the middle of Berlin.

Started as a kitchen garden, now the second largest botanical garden in the world.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.