Macabre astrological automaton clock dating to the late 1400s.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Single runway interrupted by a busy road that cuts across its middle.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

The beautiful baroque library of the Hapsburg empire.

Morocco's Argania trees are infested with nut-hungry goats.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

It houses the remains of a 17th-century version of the Titanic.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

This legendary city has been a tourist attraction for centuries.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

Elevated freight railway turned wildly successful urban park.

The hallucinogenic center of the ancient world.

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