Frankly, pictures of the Furka Pass in Switzerland don't look real. The two-lane highway snakes its way up a mountain, heading one way for 500 yards or so before making an abrupt 180-degree turn ...

Carlen, 61, chose and mounted the wallpaper ... as German-speaking Switzerland is called in Valais, the Furka is suddenly faster to reach – but it is also faster to pass through.