1Portland International AirportAirport
Mapped1 artifact
2Tena Bar, Columbia RiverRiver beach
Within 100 m3 events · 1 artifact
3Washougal River watershedDrainage
A region
4Ariel, Washington (FBI drop zone)Town and drainage
Within 10 km1 event
5Placard find site east of Castle RockForest
Within 10 km1 event · 1 artifact
6Route of Flight 305 from Seattle to Reno (schematic)Flight route
A region
7Washington State History Museum, TacomaMuseum
Mapped1 artifact
8Seattle-Tacoma International AirportAirport
Mapped2 artifacts
9FBI Seattle Field OfficeOffice
Within 100 m3 events · 2 artifacts
10Washington StateState
A region1 event