The Historic Columbia River Highway State Trail features the [twin_tunnels], two disconnected paved routes along abandoned stretches of historic U.S. [hwy30], giving visitors more than 10 miles of sightseeing trails. Perfect for bird watchers, hikers and cyclists. Both trails require a day-use pass. The [mark_hatfield_visitors_center] is located at the west trail-head at the Twin Tunnels portion of the Historic Columbia River Highway State Trail with brochures and other information.