The famous crack in the Left Fork of North Creek Canyon in Zion National Park (ie The Subway) with some nice fall colors.
I love hiking The Subway in Autumn. To get this shot, I used a shutter speed of 0.8sec and threw some leaves into the cascade to get some nice streaks. Read more about this amazing hike in my latest blog post here: http://actionphototours.com/the-subway-in-autumn/