Step into a world where astronomy meets artistry at Jantar Mantar, Jaipur’s UNESCO World Heritage site and one of the most well-preserved observatories in the world. Commissioned by Maharaja Sawai Jai Singh II in 1734, this architectural marvel reflects the scientific prowess and cosmic curiosity of its time.
Jantar Mantar is not just a collection of abstract sculptures—it is a functional observatory featuring 19 astronomical instruments, each meticulously constructed from stone and marble. The highlight is the Samrat Yantra, the world’s largest stone sundial, which measures time with an astounding accuracy of 2 seconds.
Other key instruments include:
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🔭 Jai Prakash Yantra – A hemispherical instrument used to determine celestial coordinates.
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🌌 Rama Yantra – Designed to measure the altitude and azimuth of celestial bodies.
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🧭 Nadivalaya Yantra – A double sundial representing the north and south hemispheres.
Jantar Mantar is a fascinating blend of scientific genius and monumental scale, inviting visitors to explore the sky through the lens of ancient Indian astronomy. A guided walk here offers profound insight into the universe—as seen from 18th-century Jaipur.