Baltimore’s 128th Columbus Day parade, the nation’s oldest celebration of Christopher Columbus, will wind its way through the Inner Harbor and into Little Italy Sunday. Set to begin at 1 p.m. in parking lot C between Oriole Park at Camden Yards and M&T Bank Stadium, the parade will then head north and east along Howard Street, Pratt Street and South Exeter Street before ending in front of St. Leo the Great Roman Catholic Church, 227 S. Exeter St.

Parade participants include five high-school marching bands, dozens of civic and Italian American organizations and seven floats. The annual Little Italy celebration of one of Italy’s most famous sons kicks off at 11 a.m. with a wreath-laying at the Columbus Piazza, President Street and Eastern Ave.