• Fort Snelling, originally known as Fort Saint Anthony, it was a military fort located at the confluence of Minnesota and Mississippi Rivers in Hennepin County                                                                                                              The fort  has been named a "national treasure" by the National Trust for Historic Preservation
• The junction of the Mississippi and Minnesota Rivers is a place of major social,
  A cultural and historical significance to all people who have inhabited the region,                                                    place whose history evokes both pride and pain
• It is a place of cultural importance to many Dakota people as a historical
  gathering place, the site of the B'dote creation story, and as a place of Dakota
  internment and exile after the U.S.-Dakota War of 1862
• Located on top of the bluff overlooking the river junction, Fort Snelling served the U.S. Military for more than 120 years, through conflicts at home and abroad, and thousands of Minnesotans received 
  their first taste of military service within its walls

Claims  

• drumming sound
• reports of Indians dressed in war paint
• reports of solders in old military clothing
• shadow figure in the windows at night