This statue and park honor the Swedish chemist Jacob Berzelius, one of the founders of modern chemistry.

A collection of trees from various corners of the world call Stockholm University home.

Locals rallied to save this beloved mural after someone mistakenly attempted to cover it.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

What looks like a birch tree smushed between two pieces of glass often confounds commuters.

A steel paper plane is all that remains of a crashed aircraft that caused an amazingly small amount of damage.

Small Easter eggs are hidden in the ventilation holes of the city's newest trains.

Stockholm's last remaining paternoster elevator.

The remains of Alfred Nobel's first nitroglycerine factory can still be found on the shores of a Swedish bay.

Stockholm's narrowest alley is barely over two feet wide.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

Stockholm's deepest subway station is also a stunning ecological wonder.

It houses the remains of a 17th-century version of the Titanic.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.