dune
A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, f ...
-covered island in the
Columbia River
The Columbia River (Upper Chinook: ' or '; Sahaptin: ''Nch’i-Wàna'' or ''Nchi wana''; Sinixt dialect'' '') is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia, C ...
, and part of Rooster Rock State Park.
File:Rooster Rock State Park, Oregon, 2019 - 03.jpg, Wooden structure on the island
File:Rooster Rock State Park, Oregon, 2019 - 35.jpg, 2019
File:Rooster Rock State Park, Oregon, 2019 - 50.jpg, View of the mainland from the island