Northern LouisianaThrough Jan. 6. Ice! A Red River Revel Holiday Event. Festival Plaza, Shreveport (318) 424-4000.Through Feb. 24. “Elvis, On His Own in Shreveport.” Masur Museum of Art, Monroe (318) 329-2237.Jan. 2-March 29. “The War of 1812” (exhibit). Karpeles Manuscript Library Museum,...