Titles in This Set:1. City of Ghosts2. Tunnel of Bones 3. Bridge of SoulsDescription:City of GhostsThey're here. They're watching. Cass can pull back the Veil that separates the living from the dead. When Cass's parents start hosting a TV show about the world's most hauntedplaces, the family heads off to Edinburgh. Here, graveyards, castles and secret passageways teem with restless phantoms.But when Cass meets a girl who shares her "gift " , she realizes how much she still has to learn about the Veil — and herself. And she'll have to learn fast. The city of ghosts is more dangerous than she ever imagined.Tunnel of BonesTrouble is haunting Cassidy Blake . . . even more than usual.She (plus her ghost best friend, Jacob, of course) are in Paris, where Cass's parents are filming their TV show about the world's most haunted cities. Sure, it's fun eating croissants and seeing the Eiffel Tower, but there's true ghostly danger lurking beneath Paris, in the creepy underground Catacombs.When Cass accidentally awakens a frighteningly strong spirit, she must rely on her still-growing skills as a ghosthunter -- and turn to friends both old and new to help her unravel a mystery.But time is running out, and the spirit is only growing stronger.And if Cass fails, the force she's unleashed could haunt the city forever.Bridge of SoulsWhere there are ghosts, Cassidy Blake follows ... unless it's the other way around?Cass might have this ghost hunting thing down. After all, she and her ghost best friend Jacob have survived two haunted cities while travelling for her parents' TV show.But nothing can prepare Cass for New Orleans, a city bursting with old magic, secret societies, and scary séances. And the biggest surprise? An enemy she never expected to face: a messenger of Death itself.Is Cass up to the challenge - and what will she have to lose to win?