A man throwing coloured powder during Holi celebrations in the town of Barsana in the state of Uttar Pradesh in India on Monday. Holi is a Hindu festival that marks the arrival of spring. Known widely as the Festival of Colour, it takes place over two days, and is a celebration of fertility, colour and love as well as the triumph of good over evil. People take part in Holi events all around the world but the occasion is celebrated the most in parts of India and Nepal.