Arunachal is one of the most sparesely populated states of India, borders China, Bhutan and Myanmar. There are five major rivers - Kameng, Subansiri, Siang (later the Brahmaputra in Assam), Lohit and Tirap and the mountain ranges follow the river systems. Home to a complex mix of communities, its people are friendly, colourful and simple. Its rich flora ranges from the Alpine to the subtropical, from rhododendrons to orchids. Its verdant forests, turbulent streams, lofty mountains and snow clad peaks make it a unique place.