Stonehenge suggest they came from someone who grew up around the Mediterranean Sea.
The remains of the youngster – estimated to have died 3,550 years – were found with a distinctive amber necklace.
The conclusions come from analysis of different forms of the elements oxygen and strontium in the skeleton’s tooth enamel.
The teenager, known to archaeologists as the boy with the amber necklace, was found in 2005 about 5km south east of Stonehenge on Boscombe Down.
It was discovered next to a Bronze Age burial mound while roadworks were being carried out.
The findings indicate that a diverse range of people who came to Stonehenge from across Europe.
The findings will be discussed at a science symposium in London to mark the 175th anniversary of the British Geological Survey (BGS).
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