The Nittany Valley Symphony will present “America at 250,” a concert celebrating America’s vast musical heritage, at 7:30pm Thursday, March 19, in Penn State’s Eisenhower Auditorium. The program will feature a range of American musical idioms — including jazz, classical, film music, musical theater and the symphonic tradition — that highlight how American music shaped the 20th century. Included in the program will be Leonard Bernstein’s Symphonic Suite from “On the Waterfront” and William Grant Still’s Poem for Orchestra, in addition to works by Irving Berlin, Cole Porter and John Williams.  For further information call 814-231-8224.