If you were to get stung by a jellyfish while on vacation, you probably wouldn't be having much fun afterward.
But, what if we told you there's a place you can go hang out with a bunch of harmless, friendly jellyfish?
Because there is! If you were to visit the Rock Islands of Palau and find this magical, jellyfish-filled lake, you'd be able to swim with jellyfish that have been there for 12,000 years, according to BuzzFeed.
Check out the photos below for a closer look!