Roughly 17 million letters to Santa have found their way to this Arctic Circle post office.

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

A monument to the defenders of the Arctic in Murmansk, Russia.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

A hands-off space for graffiti artists to hone and display their skills.

In 1927, a biplane disappeared while attempting to complete the first non-stop transatlantic flight between Paris and New York City. This memorial stands at the last place it was seen.

Located in the house where Gustave Flaubert was born, this odd museum has more to do with medical grotesquery than the Western novel.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

An ancient ossuary in Rouen.

Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

This no man's land slicing through the island is strewn with abandoned relics of another time.

Legend holds that the Ancient Greek goddess of love once bathed in the waters of this grotto.

This sea stack in Cyprus is traditionally seen as the birthplace of the goddess Aphrodite.

Sex curse discovered on ancient tablet in Cyprus.

The castle used by the Danish Royal Family as a hunting retreat.

Danish observation tower designed to look like a giant beer bottle.

A novel collection of medical curiosities housed in an 18th-century surgeon training academy.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.