Lubošův kyj – Skály na Kostelci on Clmb House. Venue in Skály na Kostelci, Obrok, Kokořínsko, Czechia. Lubošův kyj is an individual climbing rock in Skály na Kostelci, Obrok, Kokořínsko, Czechia. The ČHS record includes traditional sandstone climbing. The ČHS...