Home to the most complete dodo remains known - one head, and one foot.

Used as an example in one of the first dictionary entries for "museum" in 1706.

The most loyal of little dogs, or a Victorian era publicity stunt?

A sweet symbol marks the place where torturous executions were once carried out.

An old department store turned Nazi prison turned artist commune.

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

This enchanting Victorian estate was home to the world's first hydroelectric power generator.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The largest greenhouse in the world is home to over one million types of plants.

400-year-old garden, restored to beauty.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This beautiful, historic church looks like something out of a simpler past.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

A fantastic castle rumored to be the birthplace of King Arthur.

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

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

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

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

Eighty million natural history specimens call this gargantuan museum home.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.