Seattle Aquarium, Washington
On Elliott Bay in the Emerald City, the Seattle Aquarium lets you spend the day with sea and river otters, seals, moon jellyfish, lion jellyfish, and anemones. The experience is all about interactive education, with the aquarium hosting summer camps, family programs, and nature sessions on the off-site beach. The Seattle Aquarium is also working to open their Ocean Pavilion to accommodate the growing number of visitors and "provide the public with a global oceanic experience.