Sinkholes are depressions in the ground that ... "They've just let me in now - over my shoulder is a bag of toiletries, pants and socks to get me through. I don't know what's going to come from ...

The sinkhole, which was caused by the collapse of a culvert – a structure that channels water past an obstacle – appeared without warning at Nant Morlais, Pant, near Merthyr Tydfil ...

Local resident Paul Whelan described how quickly the sinkhole developed ... let me in now - over my shoulder is a bag of toiletries, pants and socks to get me through," he said.