I can give you 2 answers.
Elwha River Bridge was created in 1913.
Elwha Campground Community Kitchen was created in 1935.
rgw Elwha dam is a scar upon the environment with significant effects anyone can easily see
Elwha Unplugged The Opus of Dick Goin - 2012 was released on: USA: 2012
The River To River Festival was created in 2002.
The River Why was created in 1983.
In This River was created in 2005.
Southern Illinois River-to-River Conference was created in 1994.
New River Gorge National River was created in 1978.
Boat on the River was created in 1979.
River of Ponds was created in 1970.
River Patrol was created in 1981.