farm began operations in early 2007. It consists of seven REpower MM92 wind turbines with a nameplate capacity of 2 MW each. The hub height of each wind turbine is , with a rotor diameter of . Aalbäumle observation tower The tall Aalbäumle observation tower is built atop Langert mountain. This popular hiking destination was built in 1898 and was remodelled in 1992. It features a good view over Aalen and the Welland region, up to the Rosenstein mountain and Ellwangen. Beneath the tower, an adventure playground and a cabin is located. A flag on the tower signals whether the cabin's restaurant is open. Natural monuments The Baden-Württemberg State Institute for Environment, Measurements and Natural Conservation has laid out six protected landscapes in Aalen (the Swabian Jura escarpment between Lautern and Aalen with adjacent territories, the Swabian Jura escarpment between Unterkochen and Baiershofen, the Hilllands around Hofen, the Kugeltal and Ebnater Tal valleys with parts of Heiligental valley and adjacent territories, Laubachtal valley and Lower Lein Valley with side valleys), two sanctuary forests (Glashütte and Kocher Origin), 65 extensive natural monuments, 30 individual natural monuments and the following two protected areas: The large Dellenhäule protected area between Aalen's Waldhausen district and Neresheim's Elchingen district, created in 1969, is a sheep pasture with juniper and wood pasture of old willow oaks. The large Goldshöfer Sande protected area was established in 2000 and is situated between Aalen's Hofen district and Hüttlingen. The sands on the hill originated from the Early Pleistocene are of geological importance, and the various grove structures offer habitat to severely endangered bird species. Sports The football team, VfR Aalen, was founded in 1921 and played in the 2nd German League between 2012 and 2015, after which they were relegated to 3. Liga. Its playing venue is the Scholz-Arena situated in the west of the town, which bore the name Städtisches Waldstadion Aalen ("Civic Forest Stadium of Aalen") until 2008. From 1939 until 1945, the VfR played in the Gauliga Württemberg, then one of several parallel top-ranking soccer leagues of Germany. The KSV Aalen wrestles in the Wrestling Federal League. It was German champion in team wrestling in 2010. Its predecessor, the KSV Germania Aalen disbanded in 2005, was German champion eight times and runner-up five times since 1976. Another Aalen club, the TSV Dewangen, wrestled in the Federal League until 2009. Two American sports, American Football and Baseball,