Ross, Stewart.

Into the unknown : how great explorers found their way by land, sea, and air / Stewart Ross ; illustrated by Stephen Biesty. - 1st U.S. ed. - Somerville, Mass. : Candlewick Press, 2011. - [85] p. : col. ill., col. maps ; 26 cm.

9780763649487

2010038720


Explorers--Juvenile literature.
Discoveries in geography--Juvenile literature.

G175 / .R7 2011

910.9