Located near Tierra Del Mar, Oregon, the Sand Lake Estuary is preserved by a series of parcels of land owned by the Oregon State Parks and the US Forest Service. This panorama photo shows the estuary flowing into the Pacific Ocean at lowering tide.
See also a video (3:16 in duration) captured at the same site at:
http://eruttledge.zenfolio.com/p50792025/h1b1a2a8c#h1b1a2a8c