Places cyanidesiren Wants to Go

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

This castle has links to Portugal’s founding and struggles for independence.

This giant sculpture made of trash is a critique of society's wastefulness.

An honorary saint of the people, Maria Adelaide became an incorrupt corpse, the clothes intact, exhaling “a strong scent of roses.”

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

Catering to broken dolls for almost 200 years, this repair shop is now a charnel house of doll parts.

A perfectly circular lake is formed by the crater of an ancient underwater volcano.

A cluster of granite granaries perched on stilts.

This star-shaped military outpost is now simply trying to protect itself from neglect.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

This abandoned five-star hotel is now a five-star urban exploration destination.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

The stunning interior of this Gothic church is covered in ornate gold details.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

A submerged village appears when dam levels drop.

The world's oldest bookshop still in operation.

This small chapel is built of human bones and decorated with a golden skeleton.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

Gigantic Romanian salt mines used to heal respiratory conditions.

A stunning 18th century pharmacy and medieval chemist's collection.