The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

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

The most visited, and possibly most controversial, museum in Germany.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

Model Trains and Much More in Hamburg.

Twisted buildings adorn the banks of the Rhine river.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

Rising from the sea like a stone monster.

The first declared National Monument in the United States.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Experience a charming 1930's version of "infotainment."

Oddly shaped rock formation, misassociated with a nearby utopian community.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

An industrial relic is now one of Europe's most staggering art spaces.

Dramatic river bend surrounds a natural red-rocked pedestal.

This famous bridge twisted itself into oblivion, but not for the reason you might think.