Keywords: Cowboy Trail W of 519 Av Elkhorn bridge.JPG Cowboy Trail across the Elkhorn River in Antelope County Nebraska ; seen from county road 519 Ave which crosses the river downstream from the bridge in the photo own Ammodramus 2010-04-16 Pictures by Ammodramus Taken with Panasonic Lumix DMC-FZ20 Cowboy Trail W of 519 Ave Elkhorn bridge |