A new study has suggested that the world-famous site of Machu Picchu could be at least 20 years older than previously thought. Reuters
A new study has suggested that the world-famous site of Machu Picchu could be at least 20 years older than previously thought. Reuters
Peru's Machu Picchu is actually 20 years older, new study finds
Scientists say the world-famous site, believed to have been built around 1438 AD, is much older than previously thought
