'Exquisitely written ... Be prepared to be swept away on an incredible journey' Brad Thor, #1 bestselling author of Black Ice

'A story about magical maps that lead to your heart's desire [and] the people who would do anything to find them ... A vastly rich experience' Charles Soule, author of The Oracle Year

Some places you won't find on any maps. Others, are only on maps . . .

Nell Young hasn't spoken to her father, the world-respected cartographer Dr. Daniel Young, in years - but this morning he was found dead in his office at the New York Public Library.

When they last met, Dr Young fired Nell after an argument over a seemingly worthless mass-produced highway map. Now every copy of this map is being found and destroyed . . .

To find out why, Nell will embark on a dangerous journey into the heart of a conspiracy beyond belief, discovering her family's darkest secrets and the true power that lies in maps .

'A bedazzling metaphysical tale of lost and found.' Booklist

'Deeply satisfying ... Brilliant.' Washington Post

'A shimmering delight, full of wonder, danger, and marvel.' Library Journal