Oil and cotton wick diya (puja lamps) in terracotta dishes, at the Bhubaneshwari temple, Nilachal Hill, Guwahati, Assam, India, Asia

Hindu devotees placing lit puja lamps in temple courtyard to celebrate annual festival of Shivraatri, Koraput district, Odisha, India, Asia

Widows gathered to celebrate Kartika Brata month long festival by fasting together and burning puja lamps, Puri, Odisha, India, Asia

Sri Srinivasa Perumal Hindu temple, Hindu priest (Brahmin) performing puja ceremony and rituals, oil lamp, Singapore, Southeast Asia, Asia

Widows gathered to celebrate Kartika Brata month long festival by fasting together and burning puja lamps, Puri, Odisha, India, Asia

Widows gathered to celebrate Kartika Brata month long festival by fasting together and burning puja lamps, Puri, Odisha, India, Asia

Terracotta diya (oil lamps) offered as a temple puja by pilgrims and devotees, Kamakhya temple, Guwahati, Assam, India, Asia

Oil lamps used for puja, with cotton wicks in terracotta pots, Bhubaneshwar, Orissa, India, Asia

Every night, Nightly puja on Dashaswamedh Ghat, Varanasi, Uttar Pradesh, India

Every night, Nightly puja on Dashaswamedh Ghat, Varanasi, Uttar Pradesh, India

Woman making offering, in the ghats of Ganges river, Varanasi, Uttar Pradesh, India.

Every night, Nightly puja on Dashaswamedh Ghat, Varanasi, Uttar Pradesh, India

Every night, Nightly puja on Dashaswamedh Ghat, Varanasi, Uttar Pradesh, India

Woman during a morning prayer or puja, putting oil lamp on the Ganges River, ghats, Kashi, Varanasi or Benares, Uttar Pradesh, North India, India, Asia