Down a peaceful side trail at Northwest Trek, just past the zipline, a tiny door is just visible in the grass. No, you’re not imagining things. It’s a fairy house, and there are at least a dozen more dotted along the same trail – just keep your eyes open. “I was inspired by a ‘gnome trail’ I hiked with my family,” says Rick Dietz, Northwest Trek’s Deputy Director. “I thought it would be a fun way to add some excitement to our trails and encourage people to explore them more.” Fairy Fun And the Trek Fairy Trail does make for …