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Topic
- Lewis and Clark Expedition (1804-1806) 7
- Monuments 5
- Sea salt 4
- Cairns 3
- Historical markers 3
- Seaside (Or.) 3
- Coasts 2
- Boardwalks 1
- Buildings 1
Region
- Lewis and Clark Salt Cairn Historic Monument >> Clatsop County >> Oregon >> United States 7