John Carter, veteran of the American Civil War, finds himself transported from Arizona to Mars when hiding from attackers in a secret cave.The inhabitants greet him, referring to the planet as Barsoom, and Carter finds that he has superhuman strength and agility due to the different gravity of this new world.After joining the nomadic tribe of green, six-limbed Martians called Tharks, he rises through the ranks and earns the respect and friendship of one of the chiefs.Until, that is, the Tharks capture Dejah Thoris, Princess of Helium and a member of the red, humanoid Martians.Rescuing Dejah Thoris, Carter attempts to return her to her people, finding himself at the centre of a conflict that reaches across Martian society, all while falling in love.Can he save Barsoom? What of Earth? Does he want to return, or would he rather stay with Dejah Thoris?A Princess of Mars was first serialised in 1912, and to celebrate its centenary we have collected it and its two sequels - The Gods of Mars and The Warlord of Mars - in this beautiful Golden Age Masterwork.