Sinkholes threatening dead: 50 coffins swallowed in UK graveyard (watch pics)
Sinkholes threatening dead: 50 coffins swallowed in UK graveyard (watch pics)
New Delhi: According to the US Geological Survey, sinkholes are common where the rock below the surface is limestone, carbonate rock, salt beds, or other kinds of rock which can naturally be dissolved by groundwater
According to the reports these sinkholes have raised fears that deep cavities might be concealed just below the grass and visitors are being warned to watch their step here.
