Climbing "Bruder Baum" on the Arnstein Hauptwand is a classic and enjoyable experience for climbers operating in the 5th grade. The route offers a mix of interesting climbing moves on solid limestone, with good protection throughout. Expect a few exposed traverses and a memorable crux move or two. The views from the wall are fantastic, overlooking the surrounding landscape. While the grade is not extreme, "Bruder Baum" demands confident climbing technique and route-finding skills. Be sure to check the current conditions and weather forecast before heading out, and always climb within your limits. It's a great climb to tick off on the Arnstein!