🕌 The Jantar Mantar, Jaipur
18th-century astronomical instruments and UNESCO World Heritage Site
📋 Fast Facts
- Built 1727–1734 by Maharaja Sawai Jai Singh II
- Contains 19 main astronomical instruments constructed from stone and masonry
- UNESCO World Heritage Site since 2010
- Largest and best-preserved of five Jantar Mantars built by Jai Singh
The Jantar Mantar in Jaipur is a collection of architectural astronomical instruments built in the early 18th century by Maharaja Sawai Jai Singh II. Constructed between 1727 and 1734, the site represents a synthesis of ancient Indian astronomy with influences from Islamic and European scientific traditions. As the largest and best-preserved of five observatories commissioned by Jai Singh, it remains one of India's most significant scientific monuments ...