White Pass Country Historical Museum preserves and shares the rich heritage of the Upper Cowlitz Valley, from early communities such as Kosmos to the White Pass corridor. Located in the former Packwood Elementary School, the museum houses exhibits, artifacts, and photographs that document the region’s cultural, industrial, and natural history. Visitors can explore displays highlighting logging, transportation, settlement, and daily life in mountain communities shaped by rugged landscapes.

The museum serves as a valuable resource for understanding how the area evolved and how communities adapted to changing economic and environmental conditions. For travelers along the White Pass Scenic Byway, the museum provides meaningful context and storytelling that enriches the journey, connecting scenic destinations with the human history that defines this unique region.