<p>"And now, a carriage approaches, to take you into the boundless realm of&nbsp;the supernatural..."&nbsp;</p><p>Since its opening at Walt Disney World in 1971, more people from more places have experienced The Haunted Mansion than perhaps any piece of horror media ever created. This ride has legions of devoted fans and influenced tributes, spinoffs and an entire entertainment genre: the seasonal haunted house. Why is this?</p><p>Boundless Realm is a wry tour of the creaky old house on the hill, brushing aside cobwebs, uncovering obscure corners, and prying up the floorboards in search of the answer. Not just an attraction history, this critical appreciation - written with a connoisseur's eye for detail - encompasses American history, popular culture and folklore, and a sharp understanding of design to make a case for The Haunted Mansion as the 20th century's definitive haunted house. Entertaining and opinionated, Boundless Realm will give you a new appreciation for Disney's ultimate cult attraction.</p>