Shedd Aquarium in Chicago is a famous indoor aquarium with over 32,000 animals from 1,500 species. It has permanent exhibits like Caribbean Reef, Amazon Rising, Wild Reef, and Abbott Oceanarium and seasonal exhibits. Visitors can enjoy unique experiences such as shark feedings, penguin encounters, and the chance to be a "Trainer for a Day." The aquarium is a National Historic Landmark and has won several awards for its exhibits.