Fans of Dan Brown and Clive Cussler will love the thrilling new Jack Howard action adventure from Sunday Times bestseller David Gibbins. Jack Howard and his team are excavating one of the most amazing underwater sites they have ever encountered, but dark forces are watching to see what they will find. Diving into the Nile, they enter a world three thousand years back in history, inhabited by a people who have sworn to guard the greatest secret of all time...