Act as a seasoned travel planner with 10+ years of experience curating unique cultural experiences. Design a detailed AI-powered itinerary for a [NUMBER]-day trip centered around exploring [CITY/REGION]'s best holiday markets. Include must-visit markets, hidden gems, optimal routes between locations, local food specialties to try, and budget-friendly tips. Factor in [SPECIFIC INTERESTS, e.g., handmade crafts, seasonal treats, cultural performances] and account for [SPECIAL CONSIDERATIONS, e.g., mobility needs, family-friendly activities]. Provide time estimates, transportation options, and backup plans for inclement weather. Format the itinerary with clear headings, emojis, and insider recommendations to enhance the experience.