Louisiana Sinkhole Swallows Up Trees in Seconds

Heavily wooded 24 acres in Assumption Parish was swallowed up in seconds.
1:49 | 08/22/13

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Transcript for Louisiana Sinkhole Swallows Up Trees in Seconds
It's really been something we've seen a number of those stunning sink holes this year but nothing like this. Tonight a remarkable scene in louisiana caught on camera, everything vanishing in 30 seconds but what caused it and could it happen near you. Here's abc's matt gutman tonight. Reporter: This is not an optical illusion. A stand of trees seemly melting into this swamp in louisiana is being swallowed into a massive sink hole, sucking everything down with it. Watch those trees again dipping slowly at first and then quickly vanishing into the hole. It's more than a football field deep. It's near an old salt mine. Workers were using water to dissolve and pump out the salt deep underground and eventually pumped out enough to make the ground give way. Now the earth slowly moves into the cavern causing growing sink holes above. It's going to continue to grow until it finds a point where it can support itself. Reporter: The sink hole appeared a year ago. 150 house holds were evacuated and the state is suing the company that mined the salt. Sink holes are system and often occur naturally. This one in downtown gal mall la city was big enough to swallow the statue of liberty. Most of the state sits on porous limestone. It burns through the rock. We're talking hundreds of thousands of years. Reporter: This sink hole near orlando forces dozens to evacuate. Another one in florida earlier this year turned deadly, killing this man as he laid sleeping in bed. Perhaps there is no greater visual of a sink hole's destructive power than this. When we come back breaking

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