| 1 | A | B | C | D | E | F | G | H |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | The Legend of Korra - Series overview |  |  |  |  |  |  |  |
| 3 | Season | Season | Book | Episodes | Episodes | Originally aired | Originally aired | Originally aired |
| 4 | Season | Season | Book | Episodes | Episodes | First aired | Last aired | Network |
| 5 | - | 1 | Book One: Air | 12 | 12 | April 14, 2012 | June 23, 2012 | Nickelodeon |
| 6 | - | 2 | Book Two: Spirits | 14 | 14 | September 13, 2013 | November 22, 2013 | Nickelodeon |
| 7 | - | 3 | Book Three: Change | 13 | 13 | June 27, 2014 | August 22, 2014 | Nickelodeon Nick.com |
| 8 | - | 4 | Book Four: Balance | 13 | 13 | October 3, 2014 | December 19, 2014 | Nick.com |

Question: When did the second season of Book Two: Spirits begin airing and on what network?
Answer: The second season (Book Two: Spirits) began airing on Nickelodeon on September 13, 2013.