
Who knew? A tunnel dug underneath the Demilitarized Zone between North and South Korea is open for tours, even though you cannot access the ground above it! This is just one of several odd and interesting corridors you can read about in a list at Atlas Obscura. Others are in Vietnam, Brooklyn, Liverpool, and Australia. Link

Corridors in science fiction movies may seem like a strange subject for an article, but that’s just because you’ve never thought about them. Martin Anderson notices them, rates them, and brings them to you for consideration. You’ll be surprised at how many there are, and the many features they have in common. Link -via b3ta
