Sealand of the Pacific sold their orcas to which US chain of parks?
Sealand of the Pacific:  The aquarium subsequently closed and sold its orcas to SeaWorld. SeaWorld: SeaWorld is a United States chain of marine mammal parks, oceanariums, animal theme parks, and rehabilitation centers owned by SeaWorld Entertainment (one park will be owned and operated by Miral under a license).
SeaWorld