Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

A Dutch clog company in the town of Zaandam loves the wooden shoes so much it made a museum for them.

This pirate-broadcasting-tower-turned-restaurant played a rebellious role in the history of Dutch television.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

This miniature take on the Kremlin is one Dutch man's retirement project.

The 20-mile causeway that separates the Netherlands from the sea.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

The father of the sewing machine died broke, but this small, free museum is dedicated to the unsung inventor.