Floods tend to be forces of destruction, but when underground waters filled the Estonian quarry it created something awesome. The quarry used to be home to Rummu Prison, an abandoned Soviet forced labor camp. It was once a place where people led lives that were waking nightmares. Now, it's one of the coolest beaches you’ll ever see. The dilapidated buildings make for fun, though likely remarkably dangerous, man-made cliffs to jump off of. Not only that, but the clear water surrounded the abandoned buildings has made it a popular destination for divers. Check it out! It might not look like...