A New York warehouse filled with an enormous amount of goods saved from the landfills and donated for creative use.

Stand at the center of this lakefront sundial, and you'll become part of the timepiece.

Greenery cloaks this serene sculpture inspired by the famous Lost Gardens of Heligan.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

Moscow's imposing monument to the Space Age.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

Curious carved stones and bird-like wings are a symbol of Serbian resilience and freedom on the site of a WWII massacre.

Abstract monuments express sorrow and resilience at the site of a horrific massacre in Nazi-occupied Serbia.

A tower marking the spot where Yugoslavia began its resistance against the invading Nazis stands neglected, but not quite forgotten.

An abandoned monument remembering the "Pančevo Holocaust" now stands as a shadow of its former self.

Built as an anti-fascist tribute, this surreal Yugoslav memorial became an unwelcome symbol after the Croatian war for independence.

A grand Yugoslav memorial to the group of partisans who fought and died resisting western Serbia’s Nazi occupation.

Resonating tubes make music from highway overpass.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

Enigmatic bug-like sculptures mystify drivers along a Swedish highway.

A huge musical instrument played by the ocean.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.

A large instrument played by the wind.

A small part of Russia that does not touch any other part of Russia.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

An abandoned brutalist monument whose history has been lost to the ages.

A sculptural commentary on capitalism pokes up from the East River.