Póster St. Patrick’s Day celebration in the United States

Travel poster featuring St. Patrick’s Day celebration in the United States, vibrant retro festival style. Central scene of a lively city parade with people wearing green outfits, shamrocks, Irish flags, and festive decorations. Iconic American city backdrop (urban streets, historic buildings) subtly blended with Irish elements. Color palette dominated by emerald green, white, gold, and soft blue accents. Clean graphic shapes, vintage poster composition, light grain texture. Bold vintage typography: “ST. PATRICK’S DAY – USA” with smaller text “Celebrate the Green Spirit”. Vertical 2:3 layout, high-resolution for print.