Chhath Puja - believed to be the oldest festival of India

Women offer fruits and sweets to the Sun God

Water is filled in pits dug in earth to perform various rituals

A man installs sugarcane in the pit filled with water as women perform rituals

Women in colourful sari sing traditional songs

Women light earthen lamps

A woman sits surrounded by the offerings she will make to the Sun God

A woman performs rituals

A woman, centre, stands in the pit filled with water as a part of Chhath Puja rituals