The National Park Service’s 2018 workshop on archaeological prospection techniques entitled Current Archeological Prospection Advances for Non-destructive Investigations of the Marksville Prehistoric Indian Site (16AV1), Louisiana, will be held May 21–15, 2018, at the Marksville State Historic Site in Avoyelies Parish, Louisiana.  Lodging will be at the Paragon Casino Resort in Marksville, Louisiana.  The lectures will be at a meeting room in the Paragon Casino Resort.  The field exercises will take place at the Marksville Prehistoric Indian Site at the Marksville Sate Historic Site.  The site is the type site for the Marksville Culture, a local variant of the Hopewell Tradition.  The site contains numerous earthworks built by the indigenous prehistoric people of the southeastern North America.  Co-sponsors for the workshop include the National Park Service’s Midwest Archeological Center and the National Center for Preservation Technology and Training, as well as the Marksville State Historic Site and the Office of Cultural Development, Division of Archaeology of the Louisiana State Historic Preservation Office  This will be the twenty-eighth year of the workshop dedicated to the use of geophysical, aerial photography, and other remote sensing methods as they apply to the identification, evaluation, conservation, and protection of archaeological resources across this Nation.  The workshop will present lectures on the theory of operation, methodology, processing, and interpretation with on-hands use of the equipment in the field.  There is a registration charge of $475.00.  Application forms are available on the Midwest Archeological Center’s web page at <http://www.nps.gov/mwac/>. Payment wil be made by credit card through the Friends of NCPTT at <https://www.ncptt.nps.gov/training-conference-events/>.  For further information, please contact Steven L. DeVore, Archeologist, National Park Service, Midwest Archeological Center, Federal Building, Room 474, 100 Centennial Mall North, Lincoln, Nebraska 68508-3873: tel: (402) 437-5392, ext. 141; fax: (402) 437-5098; email: <steve_de_vore@nps.gov>.