It’s the most iconic shape of Baltimore’s skyline, the crown jewel of the Inner Harbor, and undoubtedly among the best aquariums in the United States. Award winning exhibits at the National Aquarium include an Amazon River Forest, Atlantic Coral Reef, Australia: Wild Extremes, Blacktip Reef with sharks galore, Dolphin Discovery, Jellyfish Invasion, and a Living Seashore that let’s kids and adults touch some of the aquariums inhabitants.