Six Flags Discovery Kingdom

Six Flags Discovery Kingdom is a 135 acre animal and amusement theme park in Vallejo, California, combining roller coasters and other rides with wildlife and marine life exhibits. It opened on February 28, 1968 and has operated under several earlier names, including Marine World and Six Flags Marine World, before adopting its current name; it has been owned by the Six Flags entertainment corporation since 1999. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/