Mapping India: The Great Trigonometrical Survey Explained
Published June 10, 2022
Views 4.99K | Likes 124 | Comments 11
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Did you know it took 65 years to map India, and the accuracy was within 7.2 feet—long before GPS even existed? In this video, we explore the incredible history of the Great Trigonometrical Survey of India. From half-ton instruments carried on bullock carts to the genius of Radhanath Sikdar, discover how surveyors battl…
- Published
- June 10, 2022
- Made for kids
- No
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