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.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

The attic of a four-century-old canal house hides a clandestine church.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

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

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.