SEA LIFE Aquarium Dallas. Discover an incredible underwater world with a ticket to SEA LIFE Aquarium Dallas, where more than 5,000 sea creatures reside. Touch a horseshoe crab, marvel at translucent jellyfish, and stroll beneath sharks in a transparent sea tunnel. Various talks and feedings take place throughout the day, or take a behind-the-scenes tour to learn about conservation and animal rescue efforts. There's something for the entire family to enjoy. Book and Save 17%! SEA LIFE Aquarium Dallas.