The Struve Geodetic Arc
Struveho geodetický oblouk
A historic scientific breakthrough that crosses nine borders.

📜 A chain of survey triangulations stretching over 2,820 km across 10 countries, established to measure the Earth's size and shape.
🔍 Carried out by astronomer Friedrich Georg Wilhelm Struve between 1816 and 1855.

Why Go

🌍 Witness a monumental scientific achievement in geodesy
🗺️ Explore a UNESCO World Heritage Site spanning multiple nations
🔭 Visit historical observatory points, like the one in Tartu

Tips

💡 The Wikipedia article provides details on finding the 34 UNESCO points.

Last updated 1 day ago

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