Doomsday. by Graham Brown (Paperback)

An ancient secret. A terrifying prophecy. The last race against time...In the heart of the Amazon NRI operative Danielle Laidlaw makes an incredible discovery: a translucent Mayan stone generating massive waves of energy while counting down toward the infamous apocalyptic date: December 21 2012. And somewhere there are three more just like it. What power will be unleashed if all four stones come together? Who created them - and who has them now? Using a cryptic Mayan map and a prophecy that points to the end of the world Danielle and her team race toward answers. But one staggering question remains: Were these artifacts meant to save us - or to destroy us once and for all?