The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Natural arch offers panoramic views of Yangshuo's karst hills.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

This stunning concert hall has become a symbol of Iceland's national recovery.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The most powerful waterfall in all of Europe.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

Three columns of volcanic rock shoot out of the ocean.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

This cemetery features modernist statues as strange as its name.

One of Europe's largest supercomputers is housed inside of a disused chapel.

Mountain where Jesus was first tempted by the Devil.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

For one day every month Barcelona's Estació de França transforms into a market for model trains.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

A fantastic Christmas tradition where defecation meets the manger.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

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

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

Week-long block party becomes a competition for the best decorated street.