1. Fort Knox and Penobscot Narrows Observatory
740 Fort Knox Rd, Prospect, ME 04981
Coordinate: 44.56545,-68.80414
Phone: (207) 469-6553
2. Fort Knox State Historic Site
711 Fort Knox Rd, Prospect, ME 04981
Coordinate: 44.56669,-68.80507
Phone: (207) 469-6553