This irregularly shaped sea fortress has defended not one but three different sovereign states.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

An abstract monument to a symphonic composer.

A collection of collections ranging from dentistry to minerals.

Villas that once served as playgrounds for the rich now fall away in decay.

A lovingly curated curio shop in which the taxidermy wear newspaper party hats, and peanut shells are spread across every surface.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

Two well-hidden huts let animal lovers spend the night among the bears, wolves, and other predators of the forest.

A subterranean house of worship carved right out of the bedrock.

A decommissioned submarine base makes a great space for graffiti art.