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