Passwang Pass is a high mountain pass in the Jura Mountains in the canton of Solothurn in Switzerland.
It connects the southern part of the canton of Solothurn via Mümliswil-Ramiswil and Beinwil, Solothurn with the so-called Schwarzbubenland north of the Passwang mountain chain, and ultimately with the Laufen District in the canton of Basel-Landschaft.
Wikipedia https://en.wikipedia.org/wiki/Passwang_Pass
Address (Unnamed Road), 4719, Switzerland
Coordinates 47°21'33.16" N 7°39'32.922" E