41 of the World’s Biggest Mysteries That Have Finally Been Solved

When it comes to certain buildings, structures, and landmarks, certain things about their upkeep are kept secret from the general public. Half of the excitement surrounding these things is the inability to understand or even imagine how they came into existence and have remained in good shape…

A 23-foot iron pillar stands in the middle of the ancient Qutb Complex in Delhi, India, and it never seems to rust. Considering its age, many people were convinced it was resistant to rust. But after some exploration, it was discovered that the materials it’s made of actually do most of the work. We know it would be much cooler if this were some crazy circumstance.