Mysterious rocks that ring musically when struck.

The untimely death of a dignitary's daughter led to this fort being abandoned before it was ever finished.

Hindu temple of the dead home to hundreds of long-tailed macaques.

The biggest and deepest Cold War bunker open to the public can be found in southeast England.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

Eighty million natural history specimens call this gargantuan museum home.

A historic house left in "dramatic still life."

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

1513 Turkish world map, full of European state secrets and snarky commentary.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

A marvel of Byzantine engineering under the streets of Istanbul.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

A neglected bell tower in modern Colombo is a symbol of the city's colonial past.

This space rocket-like Buddhist stupa sits atop two giant arches and can be seen from out at sea.

Pettah's beautiful floating market was once a stinky canal in a sketchy industrial area.

This mesmerizing architectural wonder will take your breath away with its unusual color patterns.

This massive chapel in the middle of the Indonesian forest is both haunting and fowl.

Subterranean place of worship in Indonesia.

Ancient and modern architecture are joined in Louis Kahn's monument to democracy.

The fight to make Bengali an official language started in this stunning university hall.

The story of a Floridian city as told through an obscure sport for retirees.