The book "Deep Crack" was written by the duo of famous writers William J. Burns and Isabelle Ostrander. In this gripping thriller, readers will immerse themselves in a story of crime, mystery and danger. The main character, an archaeologist scientist, discovers an ancient map that may hide the key to a great treasure. However, the search for this treasure turns out to be dangerous when the heroes come across a deadly riddle that lies in the very heart of a deep fissure. Will they be able to solve the riddle and reach the treasure without falling under the influence of the mysterious forces hiding in this place? "Deep Crack" is an exciting book that is full of unexpected twists, mysteries and adventures that will grab you from the first pages and won't let you go until the last.