In the video, a person is seen riding a horse inside a large indoor arena. The rider is wearing a black jacket and riding the horse at a steady pace. The horse is black and appears to be well-groomed. The arena has a sandy floor and is well-lit with natural light coming in through the windows. The walls of the arena are made of wood, and there are several jumps set up around the arena. The rider and horse move smoothly around the arena, demonstrating a good level of control and coordination.