"Check the map. I've already found another in a tree." So there. Dirk plants his foot on a higher branch and pushes his way higher. His foot momentarily slips against the bark, but he regains his footing quickly enough to stay put. His shoes aren't really made for climbing trees.

"Ah hah!" There is indeed another camera in this tree. This one seems to be covering the bar and the surrounding area.

He throws his red pen from the tree. He's not really aiming, so he's totally not at fault if it hits Gabriel in the head on the way down. "Here. Mark it for me. The smallest angle of the triangle should point towards the bar."