Have you ever thought about what the world’s largest swimming pool looks like? Well now you can see it! Located in Sal Alfonso Del Mar in Chile, this world’s biggest pool is a whopping half a mile long and 135 feet deep. Yep – you read right. The pool covers a total of 20 acres and contains 66,000,000 gallons of filtered sea water at any given time. Let that sink in for a second. So without any further ado, I give you, the world’s LARGEST swimming pool!