Indian culture — world most diverse. 22 languages, 9 religions, 28 states, 5000-year history.
Language
22 official languages, 1600+ dialects. Hindi (528 million), English (second official). Sanskrit ancient language.
Religion
Hinduism (80%), Islam (14%), Christianity (2%), Sikhism (2%), Buddhism, Jainism, Zoroastrianism. Pilgrimages — Varanasi, Haridwar, Amritsar, Bodhgaya.
Classical Arts
Bharatanatyam, Kathak, Odissi, Kathakali — classical dances. Hindustani and Carnatic music. Ravi Shankar — sitar player world famous.
Literature
Ramayana, Mahabharata — epics. Rabindranath Tagore — Nobel Literature 1913 (first Asian). R.K. Narayan, Salman Rushdie, Arundhati Roy (Booker 1997), Vikram Seth.
Food
Indian cuisine — most diverse in world. Biryani, dal, curry, samosa, naan, dosa, idli. Vegetarian (40%) and non-vegetarian. Chai (masala tea) national beverage.
Bollywood
World largest film industry — 1500 films annually (Hollywood 600). Shah Rukh Khan, Amitabh Bachchan, Aishwarya Rai. 3-hour films with songs and dances.
Festivals
Diwali (festival of lights), Holi (festival of colors), Eid, Christmas, Gurpurab, Dussehra. Weddings 3-5 days. Yoga — UNESCO intangible heritage (2016).