The Seattle Aquarium is an educational attraction located on Pier 59 in Seattle, Washington. Located on the first coastline, the aquarium offers visitors to explore the rich marine life of the Pacific Northwest.Most exciting expositions:"A window into the waters of Washington." A massive 120,000 gallon aquarium reproducing the ecosystem of nearby Puget Sound. You can observe local species such as salmon, rock fish and starfish while swimming through realistic kelp thickets. "Pacific Coral Reef". The exposition takes you to the warm waters of the South Pacific Ocean. You can admire the bright colors of tropical fish, sea anemones and delicate coral formations, learn about the importance of coral reefs and the problems they face. Opening hours: daily from 09:30 to 18:00. 2Address: 1483 Alaskan Way, Pier 59, 98101, Seattle.