Ujjain Observatory

Ujjain Observatory, also known as Jantar Mantar, is an astronomical observatory built in the 18th century in Ujjain, India. It was constructed by Maharaja Jai Singh II, who was passionate about astronomy. The observatory features a variety of large instruments made of stone and metal that allow astronomers to measure time, predict eclipses, and track celestial bodies with precision. Ujjain is one of the five sites of Jantar Mantar, and it holds historical significance for its contributions to early scientific knowledge and advances in understanding the cosmos.