Holi being celebrated with the throwing of coloured powder paint by the local Hindu population at Orleans House Gallery in Richmond, London, UK. Holi is a religious Spring festival celebrated by Hindus, also known as Festival of Colours. It is primarily observed in India, Bangladesh, Pakistan, Nepal, and countries with large Indian diaspora following Hinduism, such as the United Kingdom. The main day, also known as Dhuli in Sanskrit, also Dhulheti, Dhulandi or Dhulendi, is celebrated by people throwing scented powder and perfume at each other to celebrate the start of Spring and the end of Winter.