Welcome to Astoria, Oregon! Astoria Oregon is located at the mouth of the Columbia River on the Oregon Coast and has many adventures and activities to offer visitors. As the oldest American town west of the Mississippi and the western end of the Lewis & Clark Trail, Astoria is rich in history and attractions..Whether you are visiting the Oregon Coast for a relaxing vacation, romantic honeymoon or anniversary, business trip, or a weekend getaway, Clementine’s Bed and Breakfast in Astoria Oregon is an extraordinary location, even for travelers with pets and children. They are welcome too!Innkeepers Judith and Cliff ...