Defeating Gravity Big History
Documentary · History

S1, E6: Discover what makes planet Earth the perfect planet for flight.

2013 · 20m

Information

Released
2013
Run Time
20 min
Rated
PG
Region of Origin
United States
© 2013 A+E Networks. All Rights Reserved.

Languages

Original Audio
English
Audio

English (United States) (AAC)

Subtitles

English (CC)

Accessibility

Closed captions refer to subtitles in available languages with the addition of relevant non-dialogue information.