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  • Sinkhole - Wikipedia, the free encyclopedia

    http://en.wikipedia.org/wiki/Sinkhole - 19 hours ago

    A sinkhole, also known as a sink, sink-hole, shakehole, swallet, swallow hole, or
    doline (the different terms for sinkholes are often used interchangeably), is a ...

  • Incredible Sinkholes Around the World Photos - ABC News


    A man looks at a car as it falls into a sinkhole in Ross Township, near Pittsburgh,
    Pa., on Aug. 12, 2014. A woman was pulled from the car and hospitalized after ...

  • How Sinkholes Work - HowStuffWorks


    Sinkholes are much more than holes in the ground. Learn how sinkholes can
    cause the Earth to swallow up you, your home and your car.

  • How Sinkholes Form - St. Johns River Water Management District


    Sinkholes are part of the slow, natural process of erosion in Florida's limestone
    terrain that occur over thousands of years. These common geologic phenomena

  • Amazing sinkholes | MNN - Mother Nature Network


    Some of the most famous sinkholes are seemingly endless pits that swallow trees
    , cars and buildings. Here are some of the world's most fascinating sinkholes.

  • Sinkholes - Southwest Florida Water Management District


    Sinkholes are depressions or holes in the land surface that occur throughout ...
    More facts about sinkholes can be found in the District's Sinkhole Brochure.

  • Sinkholes, from USGS Water-Science School


    Jul 17, 2014 ... Sinkholes are common where the rock below the land surface is limestone,
    carbonate rock, salt beds, or rocks that can naturally be dissolved ...

  • FGS, Sinkholes in Florida


    4 days ago ... Sinkholes are a common feature of Florida's landscape. They are only one of
    many kinds of karst landforms, which include caves, disappearing ...

  • Sinkholes: Pictures, Videos, Breaking News - Huffington Post

    http://www.huffingtonpost.com/news/sinkholes/ - 4 hours ago

    ... Sinkholes. Includes blogs, news, and community conversations about
    Sinkholes. ... A mini horse found itself stuck in a sinkhole just past 6 a.m. Friday.
    Luckily ...

  • Sinkhole.org - Learn About Sinkholes


    Sinkholes are a common, naturally occurring geologic feature and one of the
    predominant landforms in Florida, where they pose hazards to property and the ...