No matter how well you prepare, natural environments can be unpredictable and dangerous. Since 1849, Ben Nevis has seen over 100 recorded fatalities, with an average of three deaths and 20 notable accidents each year. The year 2017 was particularly tragic, with seven fatalities.

Sudden weather changes at high altitudes can disorient climbers and push them onto hazardous and slippery terrain, while winter brings even greater risks with avalanches and fierce winds common.

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