Several climbers in a row are climbing the rock while the man in red watches and holds the line .
People are taking a rock climbing class .
Several climbers in a row are climbing the rock while the man in red watches and holds the line.
People are taking a rock climbing class.
There are people climbing a rock but it's not clear if it's an exercise or a class.
There are people climbing a rock but it 's not clear if it 's an exercise or a class .