The romantic botanic tunnel feels like a well-kept secret.

This once-derelict building is now one of the most beautiful bookstores in the world.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

A small town Romanian cemetery filled with darkly humorous gravestones.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

Moss and stone turn this waterfall into an otherworldly liquid veil.

This massive underground salt mine now holds a sci-fi theme park in its depths.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

This ten-ton fruit sculpture celebrates the Finland homeland.

These 5,000-year-old cave paintings provide a glimpse into prehistoric Finnish life.

This modernist island church incorporates the Finnish nature into its worship practices.

This honeycomb-textured tafone looks like a petrified troll head.

A lumberjack in Finnish Lapland did not want to cut down his Arctic pines, so he offered them up to be adopted by nature-lovers.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

The tiny, studious rodents greet visitors to the National Archives of Finland.

Hidden deep in a forest is this geological wonder carved by glaciers.

A small island dotted with old, historic Finnish buildings.

The smallest restaurant in the world.

Finnish lake, and scene of an infamous murder mystery.

A little-known sculpture park of contemporary environmental art in a Lapland forest.

A collection of collections ranging from dentistry to minerals.

Crawling into this primordial cave may feel disconcertingly familiar.