Learn about Iceland's hidden folk at this school dedicated to the study of elves.

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

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

A gift from Emperor Franz Joseph I to his wife.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Baroque celebration of the end of the Great Plague of Vienna.

This colorful statue welcomes visitors to a Barcelona park.

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

An early 20th-century bullring converted into a modern shopping center.

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

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

It's a pretty creepy lock-up.

A tribute to Ponce de Leon's supposed quest for eternal youth.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

The yawning maw of this pagan visage is said to bite off the hands of liars.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

These locks on North America’s oldest canal are named after a porcine rock formation.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

This historic streetcar system has been running since the 19th-century.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

The stunning interior of this Gothic church is covered in ornate gold details.