div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: TF 1999 Exploring Caves 1€¦ · ost American caves are big holes that form in limestone rock The holes begin as cracks in the limestone Water flows down the cracks and dissolves src=https:reader033fdocumentsinreader033viewer20220428125faf38776cdeda2c091ab5ffhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: TF 1999 Exploring Caves 1€¦ · ost American caves are big holes that form in limestone rock The holes begin as cracks in the limestone Water flows down the cracks and dissolves src=https:reader033fdocumentsinreader033viewer20220428125faf38776cdeda2c091ab5ffhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: TF 1999 Exploring Caves 1€¦ · ost American caves are big holes that form in limestone rock The holes begin as cracks in the limestone Water flows down the cracks and dissolves src=https:reader033fdocumentsinreader033viewer20220428125faf38776cdeda2c091ab5ffhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: TF 1999 Exploring Caves 1€¦ · ost American caves are big holes that form in limestone rock The holes begin as cracks in the limestone Water flows down the cracks and dissolves src=https:reader033fdocumentsinreader033viewer20220428125faf38776cdeda2c091ab5ffhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv