6. Station Camp, aka Middle Village, was used as the departure point for the Corps of Discovery on their overland journey to their first view of the Pacific Ocean. Station Camp was William Clark's primary survey station where he produced a detailed map of the mouth of the Columbia River.

7. The Salt Works was donated by the Oregon Historical Society as an addition to Fort Clatsop National Memorial. Members of the Corps of Discovery obtained salt from the Pacific Ocean in order to provide flavoring for their food and most importantly to preserve their meat.

8. Netul Landing is part of the 146-mile Lewis and Clark Columbia River Water Trail that follows the route of the explorers on the Lower Columbia River from Bonneville Dam to the Pacific Ocean, near Ilwaco, Washington.

9. William Clark's Dismal Nitch is the name given to the dreary spot where members of the Corps of Discovery were trapped for six days by fierce wind and high waves at the rocky shoreline.

10. Cape Disappointment State Park is a 1,882-acre Washington state park. Its location is southwest of Ilwaco, on the southern part of Long Beach Peninsula, fronting the Pacific Ocean.

11. Fort Columbia State Park is a 593-acre Washington state park that has and interpretive center with the history and information on the Chinook Native American Indian culture. To learn about the explorers description of the Chinook tribe refer to Accounts of the Native Indians.

12. Fort Stevens was an American military installation that guarded the mouth of the Columbia River in the state of Oregon where the interior of the abandoned fort can be viewed

13. Tillamook Head (part of Ecola State Park) rises 1000 feet from the Pacific Ocean and it was in this area that the explorers found the beached whale. For accounts of this incident refer to the Lewis and Clark journal entries of  January 6, 1806 - January 8, 1806.