Just think about it for a second: you're watching a volcano erupt, which is a scary view by itself. But all of a sudden, you notice bright flashes lighting up the sky over the volcano. This is an even scarier sight that'll take your creepy experience to the whole new level! I've gathered that creepiest and the most fascinating natural phenomena for you. You'll see an underwater city, a huge natural mirror and even red snow. Welcome on a journey that'll unveil the secret of natural phenomena you've never seen before!

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