Sinkholes

In Ripon, North Yorkshire, a woman recalls how a huge hole opened up next to her house more than 60 feet wide and 30 feet deep. In Florida, a sink hole appeared directly below a property, sucking a resident deep underground in the process.

Geologist Tom Backhouse investigates sinkholes caused by collapsed mine shafts, including one in Gosforth that opened up in front of a flat and led down to an abandoned coal mine. In Bury St Edmonds, a homeowner reveals how he is stuck in an unsellable house that is surrounded by sinkholes.

Documentary examining the underlying forces behind sinkholes, which can swallow streets, rip up motorways and even drag unfortunate bystanders to their deaths.

Documentary series looking at one of the most destructive forces known to man. Sucking down homes and destroying lives, sinkholes can appear from nowhere and have devastating consequences.

Documentary series looking at one of the most destructive forces known to man.

Documentary series looking at one of the most destructive forces known to man.

Florida is known as the sinkhole capital of the world. Orlando's olympic-sized swimming pool is swallowed up, a police officer shares footage of a sinkhole that opened up under two houses, and things turn ugly by a picturesque lake in Ocala.