Travelers are voting H2Oasis Indoor Waterpark as the best amusement park in Anchorage. You can find 1 amusement park in Alaska and 198 amusement parks in the country of United States. Our members favorite in Alaska is H2Oasis Indoor Waterpark and Busch Gardens Tampa Bay is the top pick in United States. Want more? Check out our map of amusement parks in Anchorage.