It can be tricky to find the perfect place to set up tent, especially in the back country. On my rookie adventure trip a few years ago we had a problem while backpacking in Glacier National Park. Black Flies. They were beastly. Worse than you'd ever think imaginable. So horrible in fact, that we had to painfully cut our trail 3 days shorter. I was almost turned off of backpacking for good... almost. Now they were...