Refuge Robert Blanc is a refuge in the Alps located on the route of a popular walk that is roughly how long?
Tour du Mont Blanc The Tour du Mont Blanc or TMB is one of the most popular long-distance walks in Europe. It circles the Mont Blanc massif, covering a distance of roughly 170 km with 10 km of ascent/descent and passes through parts of Switzerland, Italy and France.
Lost John's Cave Lost Johns' Cave is an extensive cave system on Leck Fell, Lancashire, England. With its three major vertical routes ("Dome Route", "Centipede Route" and "Monastery Route") it is a popular place to practise single rope technique (SRT) because of the opportunity for exchange trips. Also it can be safely visited on wet days because many of the pitches can be rigged out of the water. It is an important part of the Three Counties System.