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.

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

A thorough look at the development and history of the underground's rolling stock of the Madrid subway system.

Built to power trains, the engines in this building provided the entire city of Madrid with electricity during the Spanish Civil War.

The morbid items in this small and hidden museum are not for the weak stomached.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A museum of Czech puppetry and wine in an allegedly haunted 14th-century stone house.

A historic and beautiful Art Nouveau chamber in a historic railway station.

Towering sandstone rock formations where 'The Chronicles of Narnia' was filmed.

Dedicated to the works of the legendary special effects artist.

A folk-art cottage and hotel straight from a Slavic fairy tale.

This ruined castle perched atop a rocky peak is a great place for a hike.

Heralded as one of the prettiest castles in all of Czechia.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

Before serving as James Bond's Casino Royale, this Victorian-era spa catered to the world's elite.

Massive installation of Europe's negative stereotypes.

Unique house covered in a nightmarish mural of demons, ghosts and monsters.

An enormous and lavish Gothic church in Czechia.

The largest manmade caves in Europe now function as a motorbike club's headquarters.

One of the oldest, well-preserved water treatment facilities in all of Europe.