Little Pigeon River, Great Smoky Mountains National Park, Tennessee, United States

water resources water watercourse body of water rock green stream nature natural environment leaf natural landscape vegetation branch fluid waterfall fluvial landforms of streams riparian zone forest mountain river wilderness creek river stream bed bank boulder riparian forest nature reserve arroyo jungle rainforest groundcover spring woodland rapids valdivian temperate rain forest old-growth forest northern hardwood forest water feature bedrock bryophyte moss wildlife temperate broadleaf and mixed forest mineral spring green algae tropical and subtropical coniferous forests vascular plant tributary state park