The world's largest wooden structure.

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

Commonly acknowledged as the only public monument to the Devil himself.

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

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

An ancient Egyptian temple in the middle of Madrid, Spain.

A lush indoor jungle fills this bustling Madrid transportation hub.

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

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

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

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

A neighborhood represented by an apparent geocentric and flat-earth model of the Solar System is hidden in the subway of Madrid.