An astonishing technique for recovering and cloning dinosaur DNA has been discovered. Now humankind’s most thrilling fantasies have come true. Creatures extinct for eons roam Jurassic Park with their awesome presence and profound mystery, and all the world can visit them - for a price.

Fueled by a powerful curiosity - and by a need to see, feel, and hear, firsthand and close-up - Michael Crichton's journeys have carried him into worlds diverse and compelling - swimming with mud sharks in Tahiti, tracking wild animals through the jungle of Rwanda. This is a record of those travels - an exhilarating quest across the familiar and exotic frontiers of the outer world, a determined odyssey into the unfathomable, spiritual depths of the inner world.

The United States government is given a warning by the preeminent biophysicists in the country: current sterilization procedures applied to returning space probes may be inadequate to guarantee uncontaminated re-entry to the atmosphere.

Deep in the African rain forest, near the legendary ruins of the Lost City of Zinj, an expedition of eight American geologists are mysteriously and brutally killed in a matter of minutes. Ten thousand miles away, Karen Ross, the Congo Project Supervisor, watches a gruesome video transmission of the aftermath: a camp destroyed, tents crushed and torn, equipment scattered in the mud alongside dead bodies - all motionless except for one moving image - a grainy, dark, man-shaped blur.

The suitcase looks like a standard weekend bag. But like the man who carries it, it isn't what it seems. Lined with tinfoil to mask the smell, it is a smuggler's bag and will soon be filled to the brim with marijuana bricks. The smuggler is a Harvard student who has come to California to make his fortune. He hopes to score not just with his connection but with his new girlfriend, a Golden State beauty with an appetite for fine weed. When the deal goes south, she takes the fall, and a crooked FBI agent swipes half the stash.