Neckarsulm () is a city in northern Baden-Württemberg, Germany, near Heilbronn, and part of the district of Heilbronn. , Neckarsulm had 26,800 inhabitants. The name Neckarsulm derives from the city's location where the Neckar and Sulm rivers meet. Neckarsulm is known for its renewable energy projects and wine. The Weingärtnergenossenschaft Neckarsulm-Gundelsheim (winegrower's cooperative of Neckarsulm and Gundelsheim) is the oldest winegrower's collective in Germany. The wine Trollinger and Lemberger are the principal varieties of grape grown in this region. The Schwarz Gruppe (Schwarz Group) who leads both companies Lidl and Kaufland has its headquarter in Neckarsulm. Neckarsulm was first mentioned in a document in 771 and was granted city status around 1300. The city celebrated its 1250th birthday in 2021. Geography Neckarsulm is located on the eastern side of the Neckar River Valley. The town is approximately from the Löwenstein Mountains away and part of the Swabian-Franconian Forest. Neckarsulm is to Heilbronn the closest city and the sixth largest city in the federal state Baden-Württemberg. The urban area of Neckarsulm consists of the city itself and the districts of Amorbach, Dahenfeld, and Obereisesheim. History Archaeological finds such as vessel shards indicate human activity in the greater Neckarsulm region as early as the middle of the 6th millennium B.C. (Neolithic period). In 2001, archaeologists found a Late Bronze Age burial ground in Trendpark-Süd (roughly on the modern day site of the German IT company "Bechtle"), which was dated to around 1100 BC on the basis of metal and ceramic finds. Graves found south of the old city wall indicate a Frankish settlement dating to the 7th century AD. The town, formerly called "Sulmana" or "Sulmgau", is dated to the year 771 in a deed of donation to Lorsch Abbey. Sulmana is mentioned in the Lorsch Codex. The area became known as Neckarsulm in the 16th century. Notable landmarks German Two-Wheeler and NSU Museum - a museum dedicated to two-wheeled vehicles including riding cars and motorcycles produced in Germany. The museum is housed in the Teutonic Order Castle Neckarsulm. Stadtmuseum Neckarsulm - City museum of Neckarsulm which tells the history of the city from medieval times to present days. The year of the construction of museum's house dates to 1545. Neckarsulm TDS Office Tower Obereisesheim transmitter Remnants of the medieval city wall along the rives. Mayors and Lord Mayors 1845–1865: Franz Josef Alexander Heinrich Becker 1865–1878: Josef Pecoroni 1878–1885: Johann Nepomuk Kirner