Astoria–Megler Bridge

Samuel Elmore Cannery was a U.S. National Historic Landmark in Astoria, Oregon that was designated in 1966 but was delisted in 1993.The home of "Bumble Bee" brand tuna, it was the longest continuously-operated salmon cannery in the United States, from its construction in 1898 until decommissioning in 1980. The canned salmon industry was a cornerstone of the Northwest's resource-based economy from the late 1860s until after World War II. Amidst declining salmon stocks, the cannery diversified into tuna in the 1930s. Due to structural deterioration, the building was slated for demolition in 1991, and it was destroyed by fire on January 26, 1993.

The Astoria Victory Monument, also known as the Doughboy Monument or Soldiers' Monument, is a monument located in Astoria, Oregon, in the United States. It is listed on the National Register of Historic Places. The concrete, Spanish Revival monument designed by Charles T. Diamond was constructed in 1926, incorporating a cast of a sculpture by John Paulding. The structure was recognized individually by the National Register of Historic Places in 1984 and as part of the Uniontown–Alameda Historic District in 1988.

Dismal Nitch is the name of a cove along the lower Columbia River in Washington state, notable as the Lewis and Clark Expedition's last campsite before sighting the Pacific Ocean. Today it is a rest stop on the Washington State Route 401 highway just east of the Astoria–Megler Bridge and is affiliated with Lewis and Clark National Historical Park.

Megler is a small unincorporated community in Pacific County in the U.S. state of Washington. Named for legislator Joseph G. Megler, the community is at the mouth of the Columbia River on the north shore (Washington side) of the river. It is the northern end of the Astoria-Megler Bridge, which connects Megler to Astoria, Oregon, a nearby city on the south shore (Oregon side) of the river. U.S. Route 101 and State Route 401 intersect in the community and connect Megler to Aberdeen, Olympia, and Vancouver.

The Astoria Wharf and Warehouse Company building is a historic warehouse located in Astoria, Oregon, United States.The building was listed on the National Register of Historic Places in 1984.

The Marshall J. Kinney Cannery, located in Uniontown, Astoria, Oregon, United States, between Fifth and Seventh streets, was constructed in 1879 and became one of the city's longest-running salmon canneries. Run by the Astoria Packing Company, of which Marshall J. Kinney was president, the complex quickly became the "largest and most extensive salmon-packing establishment on the Pacific Coast". In 1894, the cannery was completely rebuilt after being burned to the ground. Five years later Kinney became part of the Columbia River Packers Association, joining several other canneries and packing companies. By 1904, the complex supported three production lines; Kinney continued cannery operations until the 1920s when it was primarily used as a central machine shop and warehouse for the Columbia River Packers Association. In 1954, a cargo ship ran into the complex, part of which was lost. Intact portions were used for storage until 1980 and today house shops and small businesses. The cannery was added to the National Register of Historic Places on June 30, 1989, but was delisted on September 8, 1997.

The John Hobson House is a house located in Astoria, Oregon, listed on the National Register of Historic Places. It was built in 1863.

The Youngs River is a tributary of the Columbia River, approximately 27 miles (43 km) long, in northwest Oregon in the United States. It drains part of the Northern Oregon Coast Range in the extreme northwest corner of state, entering the Columbia via Youngs Bay just approximately 10 miles (16 km) from its mouth. It rises in a remote section of the mountains of central Clatsop County, north of Saddle Mountain State Natural Area. It flows generally northwest, passing over Youngs River Falls. The falls were encountered in 1806 by a hunting party of the Lewis and Clark Expedition from nearby Fort Clatsop and documented in William Clark's journals. It broadens in a large estuary and enters the south end of Youngs Bay on the Columbia at Astoria. It receives the Klaskanine River from the east approximately 5 miles (8 km) south of Astoria. It receives the Wallooskee River from the east approximately 2 miles (3 km) south of Astoria. Named tributaries of Youngs River from source to mouth are Fall Creek and South Fork Youngs River, then Fox, Osgood, Rock, Bayney, Wawa, and Moosmoos creeks followed by the Klaskanine River. Below that come Cooperage, Battle Creek, Tucker, Casey, Binder, and Cook sloughs followed by the Wallooskee River. Further downstream are Crosel, Brown, and Craig creeks followed by Knowland Slough and the Lewis and Clark River.About 13 miles (21 km) from the mouth of the river are Youngs River Falls, a 54-foot (16 m) tall waterfall.

The United States Post Office in Astoria, Oregon, United States, is a historic building constructed in 1933. It is a two-story building on a raised basement. Its exterior dimensions are 79 by 137 feet (24 m × 42 m). Its 11-bay front facade is divided by flat fluted pilasters with Corinthian capitals supporting a full entablature, with a balustraded parapet above, and a red-tiled hipped roof rising behind that. Its foundations had to be blasted by dynamite.It was listed on the National Register of Historic Places in 1985 under its historic name U.S. Post Office and Custom House.

The Oregon Film Museum is a museum highlighting and celebrating movies that were made in the U.S. state of Oregon. The museum is housed in the old Clatsop County Jail in Astoria, Oregon, which is on the National Register of Historic Places. The building was used in the opening chase sequence of the 1985 film The Goonies. The museum opened in 2010, coinciding with the 25th anniversary of the film. The museum features hands-on exhibits related to films that were made in Oregon, which include, in addition to The Goonies, Kindergarten Cop, Free Willy, Twilight, The Shining, Sometimes a Great Notion and National Lampoon's Animal House. It contains several props from The Goonies, in addition to memorabilia, costumes and various collectibles that are on display within the former jail cells. Visitors can also create their own short films in an exhibit that features small sets and green screens. As of 2015, an "ORV" similar to the one used by the Fratelli gang in The Goonies can be found in the parking lot complete with imitation bullet holes near the rear license plate.

The Clatsop County Courthouse is a historic courthouse in Astoria, Clatsop County, Oregon, United States.The courthouse was listed on the National Register of Historic Places in 1984.

The Captain George Flavel House Museum () known also as Capt. George Flavel House and Carriage House or the Flavel Mansion, is now a house museum in Astoria, Oregon, United States. It was built in 1885 in the Queen Anne architectural style, by George Flavel, a Columbia River bar pilot who was one of the area's first millionaires.