Saturday noon walk

Lake Hallwil (German: Hallwilersee) is a lake largely in the Canton of Aargau, Switzerland, located at 47°17′N 8°12′E. It is the largest lake in Aargau and lies mostly in the districts of Lenzburg and Kulm on the southern edge of the canton. The southern tip of the lake reaches into the canton of Lucerne.

Birrwil railway station (German: Bahnhof Birrwil) is a railway station in the municipality of Birrwil, in the Swiss canton of Aargau. It is an intermediate stop on the standard gauge Seetal line of Swiss Federal Railways.