- Untamed
TV-G | Science/Documentary
- U.N.E.D.
TV-G | Art/Science
- Unlikely Animal Friends
TV-G | Animals/Documentary
- Unseen Florida
NR | Nature
- Underwater Wonders of the National Parks
NR | Science/Travel
- Unearth
NR | Science/Documentary
- Urban Green
NR | Nature
- Unraveling the Creative Mind
NR | Science/Documentary
- Under the Pole
NR | Science/Environment
- Urban Warriors
NR | Documentary/Nature
- Un lugar llamado México
NR | Travel/Documentary