Here is a good introductory article covering all the basics:

Archaeology 101:  https://www.archaeological.org/pdfs/education/Arch101.2.pdf

Selected resources/links:

 State Agencies

1. Tennessee Division of Archaeology:  http://www.tn.gov/environment/program-areas/arch-archaeology.html
2. TDOT Archaeology Division: http://www.tn.gov/environment/program-areas/arch-archaeology.htm

Groups/Areas

    1. Tennessee Archaeological Societies and Organizations: https://www.tn.gov/environment/program-areas/arch-archaeology/tennessee-archaeology-societies-and-organizations.html

    2. Native History Association:  http://www.nativehistoryassociation.org/

    3. State Archaeological Parks and Areas:  https://www.tn.gov/environment/program-areas/arch-archaeology/state-archaeological-parks-areas.html

    4. Archaeological Site Listings for Tennessee (maintained by Division of Archaeology): https://en.wikipedia.org/wiki/List_of_archaeological_sites_in_Tennessee

    5. State Archaeological Parks and Areas:  https://www.tn.gov/environment/program-areas/arch-archaeology/state-archaeological-parks-areas.html

National Societies

   1. Society for American Archaeology: http://www.saa.org

   2. Archaeological Institute of America: http://www.archaeological.org

   3. The Archaeological Conservancy:  http://www.archaeologicalconservancy.org

Video

The Archaeology Channel:  http://www.archaeologychannel.org

Please check back for additions.