Ancient India - World’s largest Clock /Sun dial - Jantar Mantar

The virhat Samrat Yantra located in Jaipur’s Jantar Mantar is world’s largest sundial that is accurate to 2 seconds. Learn more about this ancient instrument in this educational informative video. Attributions / credits: Jantar Mantar Jantar Mantar, New Delhi ,_New_Delhi By - Own work, CC BY-SA 4.0, CC BY-SA 3.0, By - Own work, CC BY-SA 4.0, By - Own work, CC BY-SA 4.0, By - Own work, CC BY-SA 4.0, Jai Singh II #/media/File: By anonimus - British Museum, Public Domain,