casle burg ruin neu-falkenstein near balsthal behind oensingen solothurn switzerland

ruine ruin castle burg neu falkenstein neufalkenstein balsthal oensingen mittelalter medieval safrankrieg safran war stronghold architektur fels bauwerk anblick knights ritter solothurn bechburg landschaft alt festung orientierungspunkt natur historisch landscape architecture tower building background view wall ancient stone mountain nature travel tourism old hill