Groningen, The Noorderplantsoen is an English-style city park on the northwest side of the centre of Groningen. The park was opened in 1880 and the ponds in the park are remnants of the 17th century defensive walls (dwingers, bastions). The park in its entirety was designated as a national monument in 1971. (c) 17 July 2021 Aerophoto-Schiphol | aerial photo 307586