Aerial shot of river in the Amazon rainforest, Ecuador.
Amazon rainforest, Ecuador.
  • A group of lost cities dating back thousands of years was discovered in the Amazon rainforest.
  • Scientists said the site, which was found in Ecuador, was occupied by the Upano people.
  • The area was inhabited for around 1,000 years and had an estimated population of at least 10,000.

A group of cities that had been hidden for thousands of years by the Amazon jungle has been discovered in Ecuador, The Associated Press reported.

A team of archaeologists working in the Upano area of eastern Ecuador found an intricate network of roads and canals connecting houses and plazas, challenging previous beliefs that the Amazon was only home to nomadic peoples or small settlements.