Which is the oldest lighthouse in India? The Olakannesvara temple, an 8th century Siva temple in Mamallapuram, is one contender for the title. According to local legend, this structure served as a beacon guiding sailors over 1200 years ago.
Image attributions:
1. Jain Tirthankara, Cleveland Museum of Art, 10th century
Cleveland Museum of Art, CC0, via Wikimedia Commons
2. The Jain Prateek Chihna, official symbol of Jainism
Original: Mpanchratan Vector: Chainwit., CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons
https://commons.wikimedia.org/wiki/File:Jain_Prateek_Chihna.svg
3. Siddhachal Rishabhanatha, Gopachal Jain Parvat
Pratyk321, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
https://commons.wikimedia.org/wiki/File:Siddhachal_-_Rishabhanatha.jpg
4. Jain Tirthankars, Cave No. 34, Ellora Caves
Ronakshah1990, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons
https://commons.wikimedia.org/wiki/File:Jain_Tirthankars,_Cave_No._34,_Ellora_Caves.jpg
5. Painting of Pagodas at Dheogar from 1787 in the British Library
William Hodges, Public domain, via Wikimedia Commons
https://commons.wikimedia.org/wiki/File:A_View_of_the_Pagodas_at_Deogar.JPG