EXPLORER HEROES
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| Robert Ballard is an ocean explorer who helped locate the Titanic. |
Sacajawea guided Lewis and Clark safely to the Pacific Ocean. |
John Wesley Powell explored the American Southwest. |
EXPLORER HEROES FROM THE GUESTBOOK
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Beryl Markham
made the first solo flight from Europe to North America. |
Eileen Collins
was the first woman commander of a space shuttle mission. |
