- A converted rails to trails grade runs for about 2 1/2 miles along the south bank of the East Fork Lewis River from Hantwick Road, near Lucia Falls to the East Fork High Bridge. This wide trail is used by walkers, joggers, and cyclists. You’ll get great views of the East Fork and then, once in Moulton Falls County Park, visit a couple of small waterfalls - Moulton Falls and Yacolt Falls.