Korra, the new Avatar, travels to Republic city to start her Airbending train...
The Legend of Korra
Season 1 - Book One: Air (12 Episodes)
In Book One, Avatar Korra—a headstrong, rebellious, feisty young woman who continually challenges and breaks with tradition—sets out on her quest to become a fully realized Avatar, struggling to find balance between tradition and modernity, the bending and non-bending world, and within herself.