Mystery of the Maya

The great Mayan civilization disappeared more than 800 years ago. Could we
be next? Your friend Tom disappears on assignment in Mexico searching for clues
to the sudden collapse of the Mayan civilization. Then a pool of human blood
appears at the Mayan ruin where Tom was last seen alive. Has he traveled back
in time?
This book is different to other books. You and YOU alone are in charge of what
happens. You must use all of your numerous talents and enormous intelligence.
The wrong decision could end in disaster – even death. But don’t despair. At any
time, YOU can go back and make another choice, alter the path of your story, and
change its result.