 the lewis and clark national and state historical parks, in the vicinity of the mouth of the columbia river, commemorate the lewis and clark expedition. administration of the parks is a cooperative effort of the united states national park service and the states of oregon and washington, and was dedicated on november 12, 2004. after reaching the pacific ocean, the corps of discovery camped at fort clatsop in the winter of 1805â1806. the parks also preserve several landing sites on the north bank of the river in washington, and other sites in oregon. ==lewis and clark national historical park== the federal park began as fort clatsop national memorial which was established on may 29, 1958. the memorial was listed on the national register of historic places on october 15, 1966. on october 30, 2004, it was redesignated lewis and clark national historical park with expanded jurisdiction over multiple sites, including: * clark's dismal nitch * fort clatsop * fort to sea trail (dedicated on november 14, 2005) * memorial to thomas jefferson * netul landi
Columbia_River IUCN_Category_V Lewis_and_Clark_Expedition National_Historical_Parks_of_the_United_States National_Register_of_Historic_Places_in_Clatsop_County,_Oregon National_Register_of_Historic_Places_in_Washington_(state) Parks_in_Clatsop_County,_Oregon Parks_in_Pacific_County,_Washington Protected_areas_established_in_1958 Protected_areas_established_in_2004 State_parks_of_Oregon State_parks_of_Washington_(state) United_States_National_Park_Service_areas_in_Oregon United_States_National_Park_Service_areas_in_Washington_(state)