It's larger than the Smithsonian Museum of Natural History and it's full of fish. Lots and lots of fish. It's been named the best aquarium in America 4 times and it's in Missouri. Oh, and it lets you swim with sharks - really.
Once it's done, there will be very few places like it in the Midwest. The Kansas City Zoo has revealed plans for a new 600,000-gallon aquarium coming in 2023.