When John Carter goes to sleep in a mysterious cave in the Arizona dessert, he wakes up on the planet Mars. There he meets the fifteen foot tall, four armed, green men of mars, with horse-like dragons, and watch dogs like oversized frogs with ten legs. His adventures continue as he battles great white apes, fights plant men, defies the Goddess of Death, and braves the frozen wastes of Polar Mars. In other adventures, the Prince of Helium encounters...