Its production design is loaded with references to different African cultures. If you want to learn more about them you can read the Twitter thread quoted here:
The world of Black Panther makes reference to many important elements of African cultures. https://t.co/QRog5plint— Elena Clemente (@Good_At_English) 10 de mayo de 2018
You can also check out production designer Hannah Beachler herself explaining how some of the scenes in the film were designed.
-What is an isicolo? What is an adinkra symbol? Why are they important in the entrance scene?
-What cultures are represented in the waterfall scene? (watch this with subtitles!)
You can also watch director Ryan Coogler's breakdown on how the casino scene in the movie was shot.
-How does feminism influence the way the scene was shot?
-What are the African references in this scene?
-What are the two contrasting concepts in it?
Here actress Laetitia Wright describes some of the science fictional and technological elements that appear in the movie.
-What's the main innovation in the new Black Panther suit?
-What are kimoyo beads? How are they used?
Finally, here's a more in-depth discussion of the symbolism of Black Panther.
-Why are colonialism, internationalism and isolationism important for the movie? How do they relate to our own world?
-What are the main differences between T'Challa and Eric Killmonger? Why is T'Challa the better leader?
-If you have seen Infinity War, why are these ideas important in the next film? In your opinion, what would have happened on Earth if the ending of Black Panther had been different?
As a bonus, you can reward yourself with Kendrick Lamar's album inspired by the movie here:
This is the music video for the main theme song (includes subtitles):