Your smart watch can also be cheated but not that, Sawai Jaisingh himself invented Jayaprakash Yantra

Jaipur News Desk !!! Jantar Mantar is a historic monument in Jaipur, the capital of Rajasthan. It is an astronomical observatory produced between 1724 and 1734. It is also included in UNESCO’s ‘World Heritage List’. It has 14 important equipment that is useful for measuring time, prediction of eclipse, speed and position of a star, solar system planets, etc. This includes the world’s largest stone sunshine or sunny, called Brihad -kiser Yantra. This astronomical device is designed in such a way that its structure is about 27 meters high. Looking at these instruments shows that since ancient times, Indians have had such a profound knowledge of the complex concepts of math and astronomy that they could make an ‘educational observatory’ so that someone could learn and enjoy it.