4 6.2 Watch the video again and complete the sentences.1 The Atacama Desert in South America is one of the...andplaces on Earth.2 About years ago, workers from a nearby town weredigging in the sand here when they found bones. Humanbones.3 When they lived here, in the llo Valley, between 900 andAD, everything would have looked very different.4 At that time, there may have been as many as ... people livinghere.5 Archaeologists have found gold artefacts in some of thegraves, suggesting that their owners were very and ... people.6 Some of the hats that archaeologists have found havebeautiful feathers. The feathers of​