Create an authentic medieval poster with the look and feel of illuminated manuscripts from the Middle Ages. The poster should feature ornate borders, intricate calligraphy, and stylized medieval illustrations. The central theme should be a coastal city. Use earthy tones like parchment, gold, deep reds, and greens. Include heraldic symbols, knights in armor, and townsfolk in period-appropriate clothing. There should be space enough to include 400 words Mehr sehen