A
andymorgan
Guest
Here is a BBC video about tunnels built as shelters under Beijing in the 1960's:
http://news.bbc.co.uk/1/hi/world/7556279.stm
Not the most informative piece (more BBC dumbing down again) but still interesting to see them.
http://news.bbc.co.uk/1/hi/world/7556279.stm
Not the most informative piece (more BBC dumbing down again) but still interesting to see them.