Publisher's blurb: The world's most beloved role-playing game, Dungeons & Dragons, joins the legendary 'Ology series as Volo the Wizard takes you on an unforgettable journey to the Forgotten Realms. From the dreaming spires of Waterdeep to the frozen majesty of Drizzt Do'Urden's Icewind Dale, and from the despicable Underdark to the mysterious Underchasm, you'll learn the history, secrets, and wonders of this incredible world.