Climbing "Hřbetní ploutev" (Dorsal Fin) in the "Kosatka" (Orca) sector is a rewarding experience, though demanding. The route, graded 6- (UIAA scale, equivalent to around 5.10a/b in Yosemite Decimal System), presents a series of interesting moves on relatively good rock, but requires careful footwork and confident handholds. The crux often involves a delicate traverse or a slightly overhanging section near the top, demanding both strength and technique. The exposure adds to the excitement, as the "Kosatka" sector often offers stunning views. Overall, it's a classic climb that tests both physical and mental endurance, leaving you with a sense of accomplishment after reaching the top.