- Built by
- Maharaja Sawai Jai Singh II
- Status
- UNESCO World Heritage Site
- Timings
- 9 AM to 4:30 PM, daily
- Entry fee
- ₹50 Indian, ₹200 foreign
- Distance from Jaipur airport
- About 12 km
- Distance from Jaipur Junction
- About 6 km
- Ideal time needed
- About 1 hour
What to see
The instruments look like modern sculpture, but each has a precise geometric purpose: reading local time, measuring the height and direction of heavenly bodies, or finding their coordinates. The main ones are:
- Vrihat Samrat Yantra: a huge sundial whose shadow moves visibly across the scale, often described as the largest in the world
- Laghu Samrat Yantra: the smaller sundial, easier to read up close
- Jai Prakash Yantra: two hemispherical bowls mapping the sky
- Ram Yantra: cylindrical structures for measuring altitude and direction
- Chakra Yantra, Nadivalaya and Digamsa: instruments for coordinates, time and bearings
- The zodiac (Rashivalaya) instruments, one for each sign
Why it matters
Jai Singh was a keen astronomer who set up several observatories in north India, and Jaipur's is the largest and best preserved. Built of local stone and marble, the instruments show how carefully calculated shapes could give accurate readings of time and the positions of stars in the days before telescopes were common in India.
Timings and tickets
Gates open at 9 AM and close at 4:30 PM, every day of the week. Entry is ₹50 for Indian visitors and ₹200 for foreign visitors, and it is also covered by Jaipur's composite monument ticket. Licensed guides wait at the gate, and an audio guide is available if you prefer to go at your own pace. A guide is worth it here, as the instruments make far more sense once someone shows you how to read them.
How to reach and tips
Jaipur International Airport is about 12 km away and Jaipur Junction railway station about 6 km, with taxis and autos easy to find. Jaipur is well linked by national highways and frequent buses from Delhi and Agra. There is little shade on site, so carry water and a hat and visit early. Allow about an hour, then walk on to City Palace and Hawa Mahal close by.
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