There are three people visible in the image. The person on the left is wearing a white shirt and dark pants, standing with their hands behind their back. The person in the middle is also dressed in a white shirt and dark pants, standing with their hands in front of them. The person on the right is wearing a green shirt and dark pants, standing with their hands behind their back. All three individuals appear to be engaged in some form of activity, possibly related to the area they are standing in.