This peculiar border irregularity is the only way to legally enter Russia without a visa.

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

This bed and breakfast is steeped in history and offers guests a unique way to experience nature—glass igloos on a frozen lake.

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

This cairn marks the only place where Central European Time, Eastern European Time, and Further-eastern European Time meet.

If you visit Santa's village, you can get your passport stamped to show you crossed into the Arctic Circle.

This lake-bound geographical marker sits at the point where three European countries intersect.

This fantastical icy castle is built anew every winter.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

Thanks to a clever legal loophole, this mountainside wine shop sells a hybrid cuvée that's been outlawed for nearly a century.

Head to this repurposed Renault van for fiery sausages and fries.

This Algerian sweet shop serves confections in an eye-popping array of hues.

In France, a medieval-style home pays homage to an intrepid explorer who discovered Québec.

Marvel at the opulent Art Nouveau interior while dining on dirt-cheap French classics.

Order a boozy baba au rhum at the oldest patisserie in Paris.

Trek into the depths of the cave where 17,000-year-old paintings exist alongside 400-year-old graffiti.

Sleep in a climate-controlled plastic bubble for the night.

A beautiful and classically designed villa, with an hourly infestation of monsters.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

An icy lake tucked among jaw-dropping alpine panoramas.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

Somber memorial to the May 10, 1933, book-burning which took place on this spot.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.