四大世界名城铅笔素描旅行海报

Create an ultra-luxury black-and-white pencil sketch travel poster for X, featuring four iconic world cities seamlessly connected in one breathtaking panoramic masterpiece. LONDON — Big Ben, Houses of Parliament, Thames River, classic red telephone booth. HONG KONG — Victoria Harbour, traditional junk boat, IFC Tower, futuristic skyline. SEOUL — Bukchon Hanok Village, N Seoul Tower, modern skyscrapers, mountain backdrop. SINGAPORE — Marina Bay Sands, Merlion, ArtScience Museum, Marina Bay waterfront. At the top of the artwork, elegant luxury typography reads: CHATGPT WORLD COLLECTION Large premium serif city names: LONDON HONG KONG SEOUL SINGAPORE Ultra-detailed graphite pencil sketch, museum-quality artwork, intricate cross-hatching, realistic architecture, cinematic atmosphere, dramatic clouds, luxury travel poster aesthetic, perfect perspective, professional engraving style, breathtaking visual storytelling, award-winning masterpiece, ultra-sharp details, 8K resolution, viral X/Twitter quality.