When did Explorer Season 6 Episode 4 air?
Explorer Season 6 Episode 4 aired on November 17, 2009.
Explorer
National Geographic's Explorer gives viewers special access to the issues of the day.
Season 6 · Episode 4
24 Hours After Asteroid Impact
Nov 17, 2009
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How long is Explorer Season 6 Episode 4?
Runtime information for this episode is not available yet.
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