Over time, this castle grew to encompass the entire island.

This library is a reader's paradise and a plant lover's dream.

This strategically-placed fountain creates the magnificent illusion of mustangs galloping across a river.

In Parr Park, thousands of painted rocks line this walking trail.

A concrete mushroom that divided Stockholm residents for nearly a century.

There must be a pun in this haystack somewhere...

At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.

Swiss vineyards in a UNESCO heritage site.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

This tile-work piece featuring a chicken riding in carriage is both a remarkable artistic creation and a social commentary of politics and culture in 17th-century Portugal.

The ruins of a 12th-century seaside castle on the southwest coast of Scotland.

These small, spectacular monkeys are making a comeback after deforestation destroyed much of their rainforest habitat.

Everyone's favorite clay duo immortalized in bronze.

A devasting 2020 fire left this historic seminary in ruins.

Oddly enough, a pair of Wolfs funded the construction of this Little Red Riding Hood sculpture.

King of the Saxons on top, Roman goddess of wisdom on the bottom.

A defensive structure built during the Hundred Years War has remained useful in one way or another for nearly 700 years.

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

The hallowed remains of a 900-year old Ancestral Pueblo great house.

A museum dedicated to one of Portugal's most celebrated writers.

Thousands of bottles that have held everything from poison to perfume make up the collection of this small museum.

Now in ruins, this abbey was the home of Tironensian monks for more than 400 years.

Now in ruins, this castle stood for centuries and saw a number of gruesome events.