"King's Quest is an adventure game series created by the American computer game company Sierra Entertainment. It is widely considered the classic series of the golden era of adventure games. Following the success of its first installment, the series was primarily responsible for building the reputation of Sierra. Roberta Williams, co-founder and former co-owner of Sierra, designed all of the King's Quest games.
The King's Quest series chronicles the saga of the royal family of the Kingdom of Daventry through their various trials and adventures. The story takes place over two generations and across many lands, including Daventry, Kolyma, Llewdor, Tamir, Serenia, Eldritch, Etheria and the Land of the Green Isles.
Source: Wikipedia, "King's_Quest", available under the CC-BY-SA License.