Henry David Thoreau was badass. Many people think of philosophers, naturalists and social activists as what, shall we say, soft? But Thoreau’s three trips to The Maine Woods were impressive feats of endurance and woodcraft. This was not glamping. In 1846, he traveled by boat, buggy and boot from Boston to Bangor to Mt. Katahdin (above), where he camped at 3800 feet and ascended the summit ridge, although he never reached the highest peak (5269'), which was shrouded with cloud