Author:
Lomberg, Michelle.
Imprint:New York : AV2 by Weigl, c2013.
Description:32 p. : col. ill., col. maps ; 27 cm.
Note:Includes links to multimedia content.
Note:A canyon of wonders -- Where in the world? -- A trip back in time -- Geology at work -- Life in the canyon -- Early explorers -- The big picture -- People of the canyon -- Grand artistic heritage -- Natural attractions -- Key issues: too many tourists -- Time line -- What have you learned? -- Find out for yourself.