autical Flags have been used for centuries as a way for sailing ships to communicate with each other while at sea. There is one nautical flag for each letter of the alphabet. With their primary colors and bold patterns, nautical flags are a bright, fresh addition to coastal décor. They complement both traditional and modern furnishings. Peconic Bay Originals' Nautical Flag prints are high-quality reproductions of hand-painted Nautical Flags on canvas.