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Tri Radial Cairns
Professor Aubrey Manning examines possible astronomical alignments in prehistoric stone piles discovered in Northumberland.
Last on
Tue 20 Jul 201014:00
BBC Radio 7
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- Sun 6 Jul 200809:30BBC Radio 7
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- Sat 23 May 200909:00BBC Radio 7
- Sat 23 May 200919:00BBC Radio 7
- Tue 20 Jul 201014:00BBC Radio 7
