Reichenstein Castle (Arlesheim)
Reichenstein Castle () is a castle in the municipality of Arlesheim in the canton of Basel-Land in Switzerland. It is a Swiss heritage site of national significance. It is one of four castles on a slope called "Birseck" that confines the plain of the Birs river and is the sister castle to Birseck Castle. 1245-1813 the castle was a property of the Swiss noble family "Reich von Reichenstein". This family hold also the Château de Landskron (France) and Inzlingen Castle (Germany).