A huge musical instrument played by the ocean.

San Francisco’s condensed garden of incredible plant growth.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This 19th-century church is now a popular roller rink.

Hidden among the multi-million dollar mansions in the Santa Cruz hills is a sanctuary for troubled birds.

Exquisite irises bloom every spring in this hillside garden.

For roadside fast food, pull over at the giant orange.

This massive redwood tree has stood in Northern California for nearly 2,000 years.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.

Cows on a ranch are commonplace, scattered cow bones everywhere? Not so much.

A sparse, solitary sequoia still stands as a living tribute to the famous conservationist who planted it—but it's dying.

Started as a kitchen garden, now the second largest botanical garden in the world.

This former quarry is now a picturesque gorge that hides a sunken lake.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

Massive installation of Europe's negative stereotypes.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

Fantastic stories on a miniature railroad.

Double spiral staircases are not unheard of, but they are very rare.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

What happens when you cross a mayor and a painter?

A museum dedicated to secret surveillance.