In Scotland's Pentland Firth, off the island of Stroma, one of the world's most terrifying whirlpools can rage, depending on the conditions of the tides.
It is called the Swilchie...
The legend is that two goddesses - Swilchies - cause it by grinding out salt under the surface of the sea, using a giant mill.
But there is one potent charm against their destructive power. and it comes in the form of a whisky cocktail. In manner of swallowing...