Frustrated suffragette and would-be archaeologist Ellie Mallory stumbles across a map to a city that shouldn't exist, a jungle metropolis alive and flourishing centuries after the Mayan civilization mysteriously collapsed. Discovering it would make her career, but Ellie isn't the only one after the prize. A disgraced professor and his ruthless handler are hot on her heels, willing to go any extreme to acquire the map for themselves. To race them through...