Cliff jumping stars at a huge smooth rock next too the river. The rock is wet so that zou can side down it easily! You can either just sit and slide into the water, or you can be brave and go head first. Next, you are taken to the first of our cliff jumping points where you will be taugt the correct techniques for jumping and for antering he water correctly. .4......... In fact, it has been adopted as part of the guidelines and regulations for cliff jumping around the Uk. If your technique is good enough, you will be taken to the next level of jumping. Our first is around twenty metres.5 ............ ? It's up to you! Cliff jumping runs from May to October. It lasts half a day and costs only 40 per person. No previous experience is required.