This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

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

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

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

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

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.

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

A lush indoor jungle fills this bustling Madrid transportation hub.

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

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.

This lonely rock has been turned into a character loved and feared by children.

A large boulder was declared a local landmark by a popular vlogger.

Dedicated to the untimely death of American balloonist and parachutist.

This park built on a former fortress has a reputation for romance.

A massive tribute to Estonian history and culture.

The first monument in Estonia that was made by an Estonian sculptor.

Rubbing the buttons along this statue's coat is considered good luck.

Take a seat and hear a song by the composer Frédéric Chopin.

This free museum is building a collection of books that are banned, censored or burnt around the world.

This former medieval prison now unlocks Estonia’s rich photographic history.

Visitors can sit and study the board with this Estonian chess legend and International Grandmaster.