[Indydealmaker]

This is a really good dissertation on sinkholes.
HowStuffWorks "How Sinkholes Work"

[graciegirl]

Originally Posted by Indydealmaker

This is a really good dissertation on sinkholes.
HowStuffWorks "How Sinkholes Work"

Excellent Steve, and I can safely bet every poster but one will read it.
More later.....and more later.

[Golfingnut]

Good read, but my ipad would not launch the video

[Nlnicholson]

For the ipad

[ame]http://m.youtube.com/watch?v=tQvv8YFCGsY[/ame]

[elizabeth52]

Interesting read. Thank you.