Lewis & Clark
- Discovering Lewis and Clark
- Travelers Rest Preservation and Heritage Association
- Great Falls Lewis and Clark Interpretive Center
- Lewis and Clark in Montana
- Lewis and Clark Trail Heritage Foundation – National
- National Lewis and Clark Bicentennial Council
- Montana State Bicentennial Commission
- Fort Clatsop National Memorial (National Park Service)
- PBS online Lewis and Clark
- National Geographic Lewis and Clark
- Follow the Footsteps of Lewis and Clark
Overseas Chinese History And Archaeology
- Mai Wah Society of Butte
- Ancestors in the Americas: Chinese In The Frontier West
- Asian American Comparative Collection at the University of Idaho
- The Chinese in Montana
- The German Gulch Mining Community
- Chinese in North America Research Committee (CINARC)
- Archaeology and Architecture of the Overseas Chinese: A Bibliography Complied by Peter D. Shultz and Rebecca Allen (pdf)
Ghost Towns
Fort Missoula
Remote Sensing
Universities
Research Assistance
- Montana Water Resource Survey Books by County – Water Resource Survey Books by County for Montana
- Rocky Mountain Maps & Guidebooks – Maps, Guidebooks, and Links relating to the greater Rocky Mountain West
- National Archives and Records Administration Home Page
- Oldimprints.com: U.S. – Middle American / Plains States (MO, IA, ND, SD, NE, KS, OK, CO, WY, MT)
Cultural Resource Management
State Historic Preservation Offices And Historical Societies
- National Trust for Historic Preservation
- Idaho State Historical Society
- Montana Archaeological Society
- Utah State Historical Society/Division of State History
- Wyoming SHPO Guidelines, Standards, and Legislation
- State Historical Society of North Dakota
- Garnet Ghost Town
- The Montana Ghost Town Preservation Society
- Midwest Archaeological Center
- The Society for Historical Archaeology
- South Dakota Historical Society Archaeological Research Center Home Page
- Montana Historical Society
- Welcome to Missoula County, Missoula Montana
- Welcome to the Marysville House in beautiful Marysville, Montana
- Montana Preservation Alliance
- Preserve Historic Missoula
- Montana Heritage Commission
- City of Missoula Historic Preservation Commission
- Butte Citizens for Preservation and Revitalization