This open air observatory is set outside the gateway of the City Palace Complex.
It was built by the astronomer king Sawai Jai Singh II in 1728 and is one of the
five open – air astronomical observatory built by him.
The first being at Delhi in 1724, followed by Jaipur (1728), Ujjain (1734), Varanasi
(1737) and Mathura (1738).
Measure Astronomical Quantities
These fascinating architectural innovations were designed and built to measure astronomical
quantities such as declinations, altitudes, eclipse time etc. of the sun, moon and
other planets at different times of the year.
It will interest you to know that they still work accurately. Swarga Suli, Govind
Dev Ji temple and gardens like Jai niwas and Paundril Park make this area throb
with activity.
How To Reach Jantar Mantar in Jaipur
You can easily visit Jantar Mantar by taking local Buses, Rickshaws and Taxis.
Timing : 9.30 A.M to 5.00 P.M