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Date: 2006-10-27 14:28:35Three Natural Bridges South China Karst Karst Wulong County Chongqing Guilin Speleogenesis Yangshuo County Cave Geography of China Physical geography Western China | Microsoft Word - SG_4-1_01 Waltham Tiankeng Project.docAdd to Reading ListSource URL: www.speleogenesis.infoDownload Document from Source WebsiteFile Size: 374,39 KBShare Document on Facebook |