A guide to the ancient wisdom of the Ogham and Coelbren symbols as well as Celtic tree lore. • Provides a full explanation for each character of the Celtic tree alphabets and their historic variants, including each symbol’s corresponding trees, colors, birds, cryptic codes, and esoteric inner meanings • Explores the use of Celtic tree alphabets in spiritual invocation, divination, and symbolic art as well as the practice of Ogham cryptography • Explains how, like Norse Runes, each Ogham character is a meditative symbol in its own right and offers the possibility of deep psychic transformation Emanating from the spiritual traditions of Celtic antiquity, Ogham is best known as a “tree alphabet.