SeaWorld is a United States chain of marine mammal parks, oceanariums, and animal theme parks owned by SeaWorld Parks & Entertainment. The parks feature captive orca, sea lion, and dolphin shows and zoological displays featuring various other marine animals. There are operations in Orlando, Florida, San Diego, California, San Antonio, Texas, and previously Aurora, Ohio.
In "A Fish out of Water", Meg recalls a previous family trip to SeaWorld where Peter humiliated the family by punching out an orca, also known as a killer whale, that gives Lois a "kiss". Peter then demands to know how long Lois has had an affair with the whale.