AttiswilAttiswil is a municipality in the Oberaargau administrative district in the canton of Bern in Switzerland. Attiswil is first mentioned in 1364 as Attenswile. The region around the Aare river was inhabited at least as early as the mesolithic. The remains of mesolithic, Bronze Age and La Tène settlements have been discovered in the municipality. A number of farms and villages existed in the area during the Roman era, along with a menhir or standing stone that may predate the Romans.
FlumenthalFlumenthal is a municipality in the district of Lebern in the canton of Solothurn in Switzerland. The Flumenthal dam was erected in the 1970s on river Aare during the Second Jura water correction in order to regulate the waters of the Seeland's three lakes hydrological system further downstream of the regulating dam Port. Flumenthal has an area, , of . Of this area, or 48.9% is used for agricultural purposes, while or 24.8% is forested. Of the rest of the land, or 19.6% is settled (buildings or roads), or 5.
GünsbergGünsberg is a municipality in the district of Lebern in the canton of Solothurn in Switzerland. Günsberg is first mentioned in 1307 as Gunsperch. Günsberg has an area, , of . Of this area, or 46.9% is used for agricultural purposes, while or 42.5% is forested. Of the rest of the land, or 10.3% is settled (buildings or roads) and or 1.0% is unproductive land. Of the built up area, housing and buildings made up 7.2% and transportation infrastructure made up 2.5%. Out of the forested land, 38.
Lebern DistrictLebern District is one of the ten districts of the canton of Solothurn, Switzerland, situated to the west of the canton. Together with the city of Solothurn, it forms the Amtei (electoral district) of Solothurn-Lebern. It has a population of (as of ). Lebern District contains the following municipalities: Includes population and area from Niederwil which became part of Riedholz in 2011 In 2011 Niederwil merged into Riedholz. Lebern has an area, , of . Of this area, or 40.0% is used for agricultural purposes, while or 43.
KammersrohrKammersrohr is a municipality in the district of Lebern in the canton of Solothurn in Switzerland. The municipality, located in the Lebern district, is the smallest municipality in the canton and is situated on a terrace in the southern foothills of the Jura Mountains. Kammersrohr is first mentioned in 1374 as ze Rore. As of 2009, Kammersrohr had an area of , of which (55.8%) is used for agricultural purposes, and (40.0%) is forested. Of the rest of the land, or 3.2% is settled with buildings or roads.