The video shows a group of people walking through a cave. The cave is dimly lit, with some areas illuminated by lights. The walls of the cave are rocky and uneven, and the floor is covered in rocks and dirt. The people in the video are wearing helmets and headlamps, and they are using ropes to navigate the cave. The sound of water can be heard in the background, and the air is damp and musty. The group moves slowly and carefully through the cave, taking in the sights and sounds of their surroundings.