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'Like a trip to Mars'

Astronomer Violette Impellizzeri works at the ALMA observatory in Chile's Atacama Desert - the most powerful radio telescope in the world. Every few weeks she travels from the capital, Santiago, to base camp at the observatory, which she describes as 'like a trip to Mars.'

Image: Violette Impellizzeri in the Atacama Desert, Chile
Credit: Helga Rottman

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