Climbing "Kolibri" in the Vienna Woods offers a unique experience. This 7- route demands technical precision and thoughtful footwork. The rock, typically sandstone, can be a bit polished in places, adding to the challenge. The route itself follows a thin crack and some subtle crimps, requiring good body positioning and efficient movement. While not overly long, "Kolibri" packs a punch, requiring sustained effort throughout. Reaching the top feels like a well-earned victory, providing a satisfying sense of accomplishment amidst the tranquil beauty of the Vienna Woods.