On 29/05/2011 16:25, Jack Aubert wrote:
My reaction was:
A pub with a sundial and something called a "pothole" complete with
winch to lower you into it! Is a pothole full of ale? Wow. The UK
does it again!
Jack
Hi all,
I'll risk boring The List a little further by explaining that
I only intended a direct personal response to friend Ian.
For the record, 'potholes' occur in a water-soluble limestone landscape
(karst scenery?) when flowing water has eroded deep shafts and
underground cave systems over millennia. See for yourself at
http://www.google.co.uk/search?q=gaping+ghyll&hl=en&client=firefox-a&hs=BAQ&rls=org.mozilla:en-US:official&channel=np&prmd=ivns&tbm=isch&tbo=u&source=univ&sa=X&ei=QITiTaLmIYuy8QOHxfyVBw&ved=0CDEQsAQ&biw=1303&bih=1011
which covers the topic in a series of excellent pictures above and below
ground.
Tony M.
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