Trimbach, Switzerland

Trimbach railway station (German: Bahnhof Trimbach) is a railway station in the municipality of Trimbach, in the Swiss canton of Solothurn. It is an intermediate stop on the summit branch of the Hauenstein line and is served by local trains only.

Olten District is one of the ten districts of the canton of Solothurn in Switzerland, situated around the city of Olten. Together with the Gösgen District, it forms the electoral district of Olten-Gösgen. It has a population of 56,109 (as of 31 December 2020).

St. Martin is a Roman Catholic church in the town of Olten (Switzerland). It is a three-nave columned basilica without transept with three chorapsideas. The church is considered as the "most significant Neoromanesque Greater Church of Switzerland from the late period of historicism".

Frohburg Castle is a castle in the municipality of Trimbach of the Canton of Solothurn in Switzerland. It is a Swiss heritage site of national significance.

Olten railway station (German: Bahnhof Olten) is a major hub railway station in the canton of Solothurn, Switzerland, at the junction of lines to Zürich, Bern, Basel, Lucerne and Biel. As a result, Olten is a railway town and was also the site of the main workshop of the Swiss Central Railway (German: Schweizerische Centralbahn), which became a major workshop for the Swiss Federal Railways (SBB CFF FFS). It is the southern terminus of the Basel Regional S-Bahn S3 and S9 lines, the northern terminus of the Lucerne S-Bahn S8 line, and the western terminus of the Aargau S-Bahn S26 line. Although Olten only has 18,000 inhabitants, the station is used each day by about 80,000 passengers and is one of the 10 busiest in Switzerland, busier than even Geneva. It serves 1,100 trains a day, making it one of the busiest in Switzerland.

Olten (High Alemannic: Oute) is a town in the canton of Solothurn in Switzerland and capital of the district of the same name. Olten's railway station is within 30 minutes of Zürich, Basel, Bern, and Lucerne by train, and is a rail hub of Switzerland.

Olten Hammer railway station (German: Bahnhof Olten Hammer) is a railway station in the municipality of Olten, in the Swiss canton of Solothurn. It is an intermediate stop on the standard gauge Jura Foot line of Swiss Federal Railways.

Starrkirch-Wil is a municipality in the district of Olten in the canton of Solothurn in Switzerland.

The Kleinholz Stadion is an ice hockey stadium located in Olten, Switzerland. It is mainly used by EHC Olten, an ice hockey club that currently plays in the Swiss National League B. It was built in 1961 and renovated in 2014.

Winznau is a municipality in the district of Gösgen in the canton of Solothurn in Switzerland.

Unterer Hauenstein Pass (el. 691 m.) is a mountain pass in the Jura Mountains between the canton of Basel-Country and Solothurn in Switzerland. It connects Buckten in Basel-Country and Trimbach in Solothurn. The pass road has a maximum grade of 6 percent. The pass was probably already used by the Romans. In 1993, Roman artifacts were discovered at the pass. It also lies close to the Roman settlement of Augusta Raurica.

Hauenstein-Ifenthal is a municipality in the district of Gösgen in the canton of Solothurn in Switzerland.