I did not know this
The Monument (to the great fire of London) is a telescope!
( , Sun 13 Aug 2017, 8:22, Share, Reply)
The Monument (to the great fire of London) is a telescope!
( , Sun 13 Aug 2017, 8:22, Share, Reply)
loved reading history lite writer Neal Stephenson about the crowd around the time this was built
( , Sun 13 Aug 2017, 9:23, Share, Reply)
( , Sun 13 Aug 2017, 9:23, Share, Reply)
Longer version on the Beeb
www.bbc.com/future/story/20170810-the-medieval-lab-hidden-inside-a-famous-monument
( , Sun 13 Aug 2017, 17:09, Share, Reply)
www.bbc.com/future/story/20170810-the-medieval-lab-hidden-inside-a-famous-monument
( , Sun 13 Aug 2017, 17:09, Share, Reply)