๐Ÿ”ญ Struve Geodetic Arc: LILLE-REIPAS Raipas

Science & Technology Norway Europe

Raipas is a survey marker station in northern Norway that forms part of the Struve Geodetic Arc, a chain of triangulation points extending 2,820 kilometres across 10 countries in Europe and Russia. Established between 1816 and 1855 by Russian-German astronomer Friedrich Georg Wilhelm von Struve, the arc was designed to ...