An early 19th-century English style garden hidden in the Rotterdam cityscape.

A modern reimagining of a medieval city gate.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

This colorfully-painted tunnel links two distinct parts of a historic neighborhood.

A true Valhalla for cactus and succulent lovers.

This ghost town in Belgium will lose its street art when it ceases to exist.

Step into a cartoon at this Seoul café that aims to evoke a two-dimensional scene.