โปสเตอร์ท่องเที่ยวภาพประกอบตัวอักษร

A refined mid-century editorial illustrated travel poster for [ISTANBUL], featuring eight enormous tall block capital letters spelling "ISTANBUL" horizontally across a wide cream canvas. Each letter functions as a vertical window containing detailed illustrated scenery: 1) 'I' reveals the Maiden’s Tower on the Bosphorus with a Turkish flag and ferry boats; 2) 'S' reveals hillside waterfront neighborhoods, domes, minarets, soft clouds, and birds; 3) 'T' reveals the Galata Tower rising above narrow streets with a classic red vintage tram; 4) 'A' reveals the Bosphorus strait with ferries, sailboats, bridges, and distant city silhouettes; 5) 'N' reveals Hagia Sophia and layered mosque domes in warm peach and stone tones; 6) 'B' reveals the Bosphorus Bridge over water, a ferry, and waterfront palaces; 7) 'U' reveals steep historic cobblestone streets, colorful stacked Ottoman houses, and lush greenery; 8) 'L' reveals Ortaköy Mosque beside the water with dual minarets and soaring seagulls. Centered above the letters is a thin minimalist skyline strip featuring tiny illustrated vignettes: trees, a domed pavilion, a vintage teal car, a red tram, distant towers, a ferry boat, a suspension bridge, the Maiden’s Tower, another car, a grand mosque, a peach-colored sun, and minarets. Flat vector-like graphic illustration style, muted vintage palette of teal blue, sea green, dusty peach, terracotta, warm cream, and charcoal line accents. Subtle paper texture, crisp geometric shapes, elegant negative space, no photorealism, and no extra text.