For decades, the breathtaking ruins that have drawn hundreds of thousands of tourists to Peru every year have gone by the name Machu Picchu, or "Old Mountain" in Quechua, the language of the Incas spoken by millions today.
For decades, the ancient Incan ruins in Peru have been called Machu Picchu. But the original name was Picchu or Huayna Picchu, according to two researchers.