Franeker (Frjentsjer in Frisian) is one of the most interesting towns of the beautiful Dutch province of Fryslân. It is an old town with many historic buildings of interest to tourists. One of the most intriguing buildings is Eise Eisinga's Planetarium which is nominated to be included in the world heritage list of Unesco. It is the oldest planetarium in the world which still functions. It contains a model of our solar system built in the 18th century by the self-taught scientist Eise Eisinga in his own living room.
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