<p>Filmmaker Ben Masters explores a waterfall on his horse, Luke, as he rides toward Yellowstone National Park to meet up with Army veteran Ray Knell, who was on a solo, 1,000-mile journey up the Continental Divide Trail from Colorado to Montana.</p><p><a href="http://adventureblog.nationalgeographic.com/author/bencmasters/">Follow the story >></a></p>
Backcountry Waterfall
Filmmaker Ben Masters explores a waterfall on his horse, Luke, as he rides toward Yellowstone National Park to meet up with Army veteran Ray Knell, who was on a solo, 1,000-mile journey up the Continental Divide Trail from Colorado to Montana.