Eise Eisinga Planetarium in Franeker

The famous Planetarium of Eise Eisinga (1744–1828) is located in the Frisian town of Franeker in The Netherlands. Eisinga built the planetarium single-handedly between 1774 and 1781. The biographer of Eise Eisinga, Arjen Dijkstra, explains Eise Eisinga's background and motives in an extensive explanation at the Planetarium. Planetarium website: https://www.eisinga-planetarium.nl/ Biography 'The Sky Builder' by Arjen Dijkstra: https://noordboek.nl/boek/de-hemelbou...