Said to be one of Sweden's most haunted places, this vicarage once even attracted a ghost-busting priest.

This encrypted monolith protected a secret of Norse mythology by hiding in a church wall for over a millennium.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

The world's oldest individual clonal tree looks like a wimp despite standing tall for 9,550 years.

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.

Crooked windswept pines give this old forest an enchanted and magical look.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

Sweden's "good old days" painstakingly re-created in a model village.

Bring your hiking shoes, wool socks, and thermal underwear for a stay in these cozy forest huts.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

What might look like a cliffside sacrificial altar at first glance is actually a stone compass pointing to cities and lighthouses all around the world.

A naturally occurring tunnel in this Nordic mountain makes it look like it's been shot.

At this Arctic outpost, get to know members of the indigenous Sámi community and meet their herds.

A reconstructed farm shows what life was like in Norway 1,500 years ago.

Norway's oldest cathedral still in use.

World's strongest whirlpool.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

At the very tippity-top of Europe is a cliff from which you can view the midnight sun.

Stay overnight in the world's most sleekly designed rabbit hole, free of charge.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.