Keen hill walker Maja Staerke takes a peek below the waves as she explains why she now loves to combine snorkeling off the Scottish coast with exploring on foot. Snorkeling probably does not come to mind when you think about Scotland. Even though the country is blessed with some of the world’s most beautiful beaches, the water temperature is anything but balmy. From around 5C during the coldest winter months to about 15C in the height of summer, it’s a test of endurance to stay in the water for any length of time. Which makes the commonly asked question ‘Isn’t…