You have just one day time and want to explore around then this one day trip to Namo Buddha is the best option. Just 45 minutes travel by bus and a short walk leads you to Namo Buddha. On the way, one can explore the tallest statue of lord Shiva. This is one of the 3 most significant stupas located inside Kathmandu Valley. Here you will encounter monks doing their daily chores and rituals, artistic prayer flags and beautiful painting and sculptures that define the exquisiteness of this age old monastery. From here you can also get a glimpse of the marvelous Langtang Himalaya Mountain Range.