The image shows a group of people walking in an indoor arena. The arena has a high ceiling with wooden beams and a large window on the right side. The walls are made of wood and there are banners hanging from the ceiling. On the left side of the image, there is a wooden wall with a sign that reads "Mastertenant" and "SPAR". In the center of the arena, there are several people walking towards the entrance. Some of the people are wearing black jackets and white pants, while others are wearing white shirts and black pants. There are also a few people sitting on the ground and a few standing. The ground is covered in sand and there is an obstacle course in the background.