In the video, there are two people riding horses in an indoor arena. The person on the left is riding a black horse, and the person on the right is riding a white and black horse. They are both wearing helmets for safety. The arena has a dirt floor and wooden walls. The horses are walking at a steady pace, and the riders are holding the reins and looking ahead. The lighting in the arena is bright, and there are no other objects or people visible in the video.