In the center of Hamburg lies 47 hectares of park well-known as Planten un Blomen. It's name is derived from Lower German version of plants and flowers. Public theater, water light concerts and music performances are the most famous activities conducted here. The park is free to visit. The park does not only consists of gardens but also large playground in it's southern area which makes it one of the most popular place in the city. The oldest botanical garden of Hamburg lies in this park. Johann Georg Christian Lehmann planted the first plant Platanus in November 1821. It can be seen at the entrance of the park, next to the Hamburg Dammtor railway station.