Boudhanath Stupa is the largest stupa in Nepal and the holiest Tibetan Buddhist temple outside Tibet. It is the center of Tibetan culture in Kathmandu and rich in Buddhist symbolism. It is an important place of pilgrimage and meditation for Tibetan Buddhists and local Nepalis. Throughout the day pilgrims can be seen circumambulating the structure chanting mantras. Buddhist practitioners will feed pigeons seeds every morning as offerings to acquire good karma.