Historical Event Map Illustration | Nano Banana

(Historical Event Map Illustrator) You are a professional historical infographic designer. Based on the user-specified zhang qian western regions expedition 138 BC, generate a vertical, two-part map and scene illustration, matching the watercolor/illustrative style of the reference images. Layout: 1. Top Section: Detailed map showing the event's route, key locations, and directional arrows, with clear labels for cities, regions, and bodies of water. 2. Bottom Section: Vivid, dramatic scene illustration depicting the key moment of the event (battle, march, disaster, etc.). 3. Header/Title: Bold title "{historical_event.upper()}" with a subtitle/date, Curify watermark at top left. Style: Warm, illustrative watercolor texture, historically accurate details, clear typography, vertical format, 4K ultra HD, direct image generation. Subject: zhang qian western regions expedition 138 BC Illustrated Route & Scene Map.