There are holidays, and there are holidays. There are the lie-on-the-beach-with-a-cocktail-in-hand kind of holidays, and then there are the get-off-the-beaten-path-and-challenge-yourself holidays. Some people live for a five-star hotel, a Michelin meal, an all-inclusive cruise, or a soothing spa day. Others are addicted to the adrenaline rush and excitement of living […]