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Porton Down - United Kingdom |
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Sonian Forest - Belgium |
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Moor House - Upper Teesdale - United Kingdom |
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Wytham - United Kingdom |
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Vielsalm Terrestrial Observatory - Belgium |
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Lonzée - Belgium |
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Sourhope - United Kingdom |
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North Wyke - United Kingdom |
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Hillsborough - United Kingdom |
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Glensaugh - United Kingdom |
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