Viharas were for the purpose of living, Chaityas were assemblies for the purpose of discussions. Further, Chaityas were with Stupas, Viharas did not have stupas.
The Gandhara School of art was developed in first century AD along with Mathura School during reign of Kushana emperor Kanishka. Both Shakas and Kushanas were patrons of Gandhara School, which is known for the first sculptural representations of the Buddha in human form.
Ashoka’s Dhamma emphasised on non-violence and mutual respect. It encompassed a social and intellectual code of ethics. It focused on primacy of ethical behaviour and the recognition of the dignity of human life.
The Hemis festival is dedicated to Lord Padmasambhava (Gur Rimpoche) venerated as the representative reincarnate of Buddha. He is believed to have been born on the 10th day of the fifth month of the Monkey year as predicted by the Shakia Muni Buddha