Wangen an der Aare
This small town lies between Olten and Solothurn in rural surroundings on the Aare , a major river of the west-central lowland region of Switzerland , the "Mittelland" . 
<triplet> Olten <subj> Aare <obj> located in or next to body of water <triplet> Solothurn <subj> Aare <obj> located in or next to body of water