Maybe it’s the rise of Instagram, maybe it’s a millennial thing but travellers are becoming more adventurous not just about where they go but also where they sleep. By shunning run-of-the-mill hotels and apartments, the opportunity to really experience nature in the raw – and get a bit of a thrill on the side – is now the norm for many. From sleeping suspended over a cliff to hanging from a tree, here’s our pick of some of the most unique, thrilling and hair-raising places to stay across the globe.