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* 답변을 얻은 뒤 반드시 감사의 덧글을 남기고, 좋은 답변은 채택?0pt;해 주시는 센스...
* 질문할 때 예의를 지키시기 바랍니다.(빨리... 고수분만..... 이런 식의 요구는 자제 바랍니다.)
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질문 내용 :

starting in the 1960s, people began flooding into Chattanooga, a former factory town, explore its caves, rivers, and cliffs.
before long more than 3800 caves surrounding the city had been discovered. the nearby Ocoee was among the most paddled
rivers in the country.

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