Act as a professional travel planner with 5+ years of experience in crafting personalized itineraries. Create a detailed travel plan for [DESTINATION] spanning [NUMBER_OF_DAYS] days, tailored for a [TYPE_OF_TRAVELER] (e.g., solo adventurer, family, couple). Include must-see attractions, hidden gems, local dining spots, and transportation options. Optimize the schedule for [PREFERRED_PACE] (e.g., relaxed, fast-paced) and factor in [SPECIAL_INTERESTS] (e.g., history, food, outdoor activities). Provide time blocks, estimated costs, and practical tips (weather, dress code, etc.). Format the itinerary clearly with daily breakdowns and optional alternatives.