One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

A stately palace has been converted into the world's largest cannabis museum.

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

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 Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

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

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

This piece of early engineering is rather unknown despite its location in the heart of Madrid.

A pair of gigantic baby heads greet passengers at Atocha Station.

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

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

This lucky bronze frog was gifted to Madrid by a casino.

Dedicated to a young woman who broke gender barriers at the University of Madrid.

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

Kingly French toast comes soaked in milk or red wine, then drizzled in a citrus-perfumed syrup.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

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

Portugal's National Pantheon has a history of curses, collapses and financial problems.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

Sip cherry liqueur at a bar dating back to 1840.

The scorched Lisbon church that survived two earthquakes and a massive fire.