POV Changes Automatically on Horses
While riding a horse, if the player is in 3rd person view and the horse runs through a gap that is only two blocks high, the player will take damage and be switched back to 1st person view.
While riding a horse, if the player is in 3rd person view and the horse runs through a gap that is only two blocks high, the player will take damage and be switched back to 1st person view.