This report provides a detailed one-day itinerary for a foreign visitor to London, United Kingdom, focusing on maximizing their experience in a limited timeframe. It suggests visiting iconic locations such as the Warner Bros. Studio Tour (for Harry Potter fans), the Tower of London (a historic monument), the London Eye (for panoramic views), and Buckingham Palace (a royal residence). The itinerary also includes recommendations for shopping at Bond Street & Kings Road Chelsea, accommodation at the Premium Inn Hotel, and leisure activities at ZSL Zoo and Peppa Pig Theme Park. Additionally, Windsor Castle is highlighted as a must-see location. The report concludes by recommending the Hotel Premium Inn for accommodation and emphasizing the importance of visiting the Harry Potter studio and London Tower for a comprehensive experience. The self-evaluation section reflects on challenges faced during the research process, including time constraints and the need for in-depth investigation into unfamiliar subjects.