This statue and park honor the Swedish chemist Jacob Berzelius, one of the founders of modern chemistry.

The place to be if you love vintage Swedish cars.

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

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

The fifth-longest natural arch in the world, and the longest outside China.

The location where the iconic movie character declared it was time to go home.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

Amalfi's pre-industrial history is slowly being engulfed by the lush vegetation of the Ferriere Valley.

Sweden's oldest street has not changed for nearly a millennium.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

The library's graceful rotunda is like a bibliophile's temple.

It's always game time at Stockholm's only museum devoted solely to video games.

Stockholm's narrowest alley is barely over two feet wide.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

A 12th-century church with a medieval fresco and an intriguing “Greek runestone.”

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

The Swedish flag over this small naval fort signals that the nation is at peace.

Sweden's "good old days" painstakingly re-created in a model village.

Frequent fliers welcome in this airplane hotel.