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Two thousand years ago, Teotihuacán was one of the largest cities in the world, a thriving metropolis not far from what is today Mexico City. But just a few hundred years later, it was completely abandoned. Who built this splendid city with its giant pyramids? "Teotihuacán’s Lost Kings" follows a team of international scientists who believe they have found the answer to this question. In fact, what they discovered might explain the function of the three pyramids in Teotihuacán.