Mentioned by Selina
13 Top Things to Do in Astoria - Why is Astoria, Oregon, Worth Visiting?
"Situated just out of downtown Astoria, this museum overlooks the Columbia River. It is kid-friendly and showcases the contemporary maritime history of the state of Oregon in a great manner. The cultural, natural, and historical features of the Columbia River are exhibited by the museum in the form of historic cannons and artifacts found in the sand."