SINK HOLES

Imagine stepping outside your door and disappearing down a sink hole
Can someone explain how they come about,
It makes the mind boggle.


It makes the mind boggle.
http://www.vocalvoices.gripsky.co.uk/
http://www.vocalvoices.gripsky.co.uk/viewtopic.php?f=5&t=4747
Rodo wrote:We would be illegal immigrants though!