00891cam a2200229 4500 214728264 TxAuBib 20101214120000.0 930305s1993||||||||||||||||||||||||eng|u 93003517 9780870449079 0870449079 DLC DLC DLC TxAuBib Thybony, Scott. Canyon country parklands : treasures of the Great Plateau / by Scott Thybony ; prepared by the Book Division, National Geographic Society. Washington, D.C. : Book Divison, National Geographic Society, 1993. 200 p. : col. ill. ; 27 cm. Includes bibliographical references (p. 199) and index. 19930907. National parks and reserves Colorado Plateau. National Geographic Society (U.S.), Book Division.