“Harry Potter and the Deathly Hallows – Part 2” premiered in London.
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In just 57 seconds, illusionist Harry Houdini successfully unchained himself while underwater.
The famous Great White Fleet left San Francisco to continue its around-the-world journey.
NASA's Opportunity Mars rover launched from the Florida Cape Canaveral Space Force Station.
Sir Isaac Newton gained a master's degree from Trinity College, Cambridge, England.
The London bombings took place.
