A sinkhole has appeared on farmland in County Durham.
On Wednesday landowner John Hensby found a hole of about five metres in diameter on his land near Cowshill- he says that has now increased to around 30 metres.
It appears to be extremely deep
This is an ex-lead mining area and prone to holes appearing - but nothing on this vast scale; its rate of growth is quite alarming.
A temporary closure is now in place for the nearby public footpath over fears the hole could increase in size
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