These were the largest wind chimes in the world when artist Tom Van Sant created them for a California mall in 1967.

This park is home to well over 100 handmade birdhouses.

Sports history, made in the Arroyo Seco.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

The Siege of Naarden ended in 1814, but the cannonballs embedded in the town church remain.

This former cigarette factory was built in a style inspired by Islamic architecture.

The world's longest wildlife overpass provides Hilversum's critters with a safe alternative to trying their luck on the roadway.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Underground attraction offering tours of the foundational ruins of a church nave that collapsed in 1674.

The final resting place of a space program monolith, soon to be unveiled again to the public.

Likely the world’s only place where you’re meant to skate on top of cars.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

A towering monument to war, located on a beautifully peaceful hill.

Berlin's old airport.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

A replica of the Liberty Bell rang daily from West Berlin's City Hall throughout the Cold War.

A unique Holocaust memorial tells the personal stories of the Jewish residents exiled from greater Berlin.

Cold war icon and onetime "hole" in the iron curtain.

An important message and optimistic splash of color in a troubled neighborhood.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Once a path for Jewish funeral processions, this unassuming alleyway is rich in local lore.

A prime example of socialist modernist architecture, wrapped in a enormous fresco about the media.