A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

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

400-year-old garden, restored to beauty.

Climb inside an iron crystal magnified 165 billion times its normal size.

Theme park featuring miniature replicas of European monuments.

A little sculpture with a large wardrobe.

Head underground and take a tour of the city's working sewer system, and see the underground river Senne, which defined Brussels for centuries before being covered in the 19th century.

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

Meet the bronze beloved pet to a family of famous peeing statues.

This overgrown Victorian chapel made of corrugated metal looks utterly out of place.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

A 19th-century British industrialist built this Louis XIII–inspired chateau for his homesick French wife.

A hidden gem in the middle of the city's infamous Jewelry Quarter.

England's largest white horse isn't even white.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

What looks like missing grout is actually an old pub's peephole.

The phone booths in this English town have distinctly milky hues.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Brussels' favorite peeing boy has a sister.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

Known as the "Stairway to Heaven," this historic canal dates back to the 1700s.