The space shuttle

Posted: 4:33 PM EDT May 18, 2011   Updated: 4:30 PM EDT Aug 22, 2011

Learn all about the space shuttle, as well as about memorials, names and even how they are launched.


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20 ultimate travel destinations

Machu Picchu

Caetano Lacerda/SXC

If you're yearning to get away but don't know which direction to head, check out the top 20 destinations selected by Lonely Planet for its "Ultimate Travelist" of the 500 best places to visit on Earth.

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