An accessible in-depth guide to Celtic water lore, including spells, rituals, water spirits, and merfolk. Annwyn Avalon presents water magic from the Celtic tradition (drawing on other traditions as well), covering rain, lakes, rivers, oceans, wells, and other waters; how to set up water altars and tools; working with water spirits; and practical exercises, visualizations, and spells for both site-based and at-home practice.