About the book: 2007 / "Medusa". A mysterious ancient statue discovered by archaeologists in an underground African temple. Perhaps this artifact is the only key to a mysterious treasure hidden somewhere in the Sahara... An expedition of the National Geographic Society is sent in search of the “treasure of Medusa”. Its members are ready for mortal dangers. However, they do not even suspect that there is a traitor in the group, tasked with taking out the scientists as soon as they reach their target…