’For all those who enjoyed Philip Pullman’s Dark Materials trilogy.., terrific storytelling power, an ambitious and intellectually stimulating novel’

--lovereading.co.uk

’So vivid is Bertagna’s writing, so urgent her narrative... Exodus and Zenith are like two chapters in some magnificent epic’

--Scotland on Sunday

Mara stands at the bow of her ship, tracking the North Star. She is determined to believe what is written in her precious book: that there is land still at the top of the world. But a floating city wasn’t in her navigation plans...

Gypsea-boy Tuck lives by his wits in tbe barges and boats of Pomperoy. Then catastrophe strikes, and his pirate city sails north in vengeance.

In the ruins beneath the towers of the sky-city, Fox has become a traitor to his world.,With Mara an ocean away, he must plot a lonely revolution...