3 days can be enough time to get a taste of the city's vibrant culture, cuisine, and attractions. You could visit some famous landmarks such as: the Grand Palace and Wat Pho or experience the bustling street food scene in Chinatown or at a night market. Visit modern shopping malls, art galleries, and museums, and indulge in some relaxation time at a traditional Thai spa. Of course, your Bangkok travel itinerary will depend on your personal interests and preferences. But, with careful planning, you make the most of your three days in Bangkok and leave with lasting memories.