"Britannia" is an exciting historical romance book by the famous English writer Sabine Baring-Gould, which will transport you to the exciting world of ancient legends and adventures. The book tells the story of a young English girl's journey through ancient Britain, where she meets mysterious characters, learns local customs and traditions, and learns secrets that will change her life forever. This book is a fascinating journey into the past that will enchant every connoisseur of stories about love, adventure and strength of spirit.