The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

An ancient octagonal weather station named for the eight Greek gods of wind.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

This unusually-named reservoir found a second life as a nature preserve.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

An unassuming London park is actually a pilgrimage site for modern clowns.

This medieval castle is filled with an eccentric collection that ranges from ancient Egyptian artifacts to taxidermy to a mummified hand that was cut off during a duel.

A magical place that lets you play in and explore the world of Studio Ghibli.

This Art Deco house is home to the world's largest collection of Dora Gordine's paintings, drawings, and sculptures.

The monster at the center of the Darwin Center Spirit Collection.

Singapore's landscaping project is home to 18 incredible Supertrees.

One of Oxford's greatest treasures likely belonged to England's legendary King Alfred the Great.

A measuring mishap led to these artificial stone ladies losing their stomachs.

A gallery specifically dedicated to the botanical illustrations of a remarkable traveling lady.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

17th century puritan church with connections to the Salem Witch Trials.

Prehistoric sandstone menhir with Early Bronze Age cup and ring markings, also known as Robin Hood's Stone.

Pyramid shaped monument with a tall tale attached.

A thousand year old oak tree survives in Liverpool.

A brick foundation and piles of listing building materials are all that remains of this World War II POW camp.

This 1920s Dutch barge is now a floating bookstore.