"Are you ready to meet fearsome Valkyries, who ride flying horses across the sky? Or Poseidon, the mighty god of the sea? What about Ra, the ruler of the earth, sky, and the underworld? With the Centaur Chiron as your guide, you'll discover mighty deities, unstoppable heroes, and fearsome mythological creatures. Navigate their whims with these legends, facts, and full-color illustrations!" --Page 4 of cover.