Prydain

Prydain is a fictional kingdom featured in the series of children's fantasy novels written by Lloyd Alexander. The series, which includes "The Book of Three," "The Black Cauldron," "The Castle of Llyr," and "Taran Wanderer," is set in the mythical land of Prydain, which is loosely based on the Welsh landscape and culture. The kingdom is ruled by the High King, and its people are known for their bravery and hospitality.

The series follows the adventures of Taran, a young boy who discovers he is the son of a powerful sorcerer. Taran's journey takes him through various lands, including the enchanted forest of Caer Dallben, the castle of the evil sorcerer Arawn, and the magical island of Mona. Along the way, Taran encounters a diverse cast of characters, including the wise and eccentric Fflewddur Fflam, the noble and honorable Orddu, and the cunning and resourceful Gurgi.

Themes in the series include the struggle between good and evil, the importance of friendship and loyalty, and the power of imagination and belief. The novels have been praised for their engaging storytelling, richly drawn characters, and imaginative world-building. They have also been adapted into a television series and a stage musical, further cementing their place in popular culture.