Public domain
Nijmegen. Kronenburgerpark, with the Powder Tower, one of the 16 former defensive towers of the city
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineNijmegen. Kronenburgerpark, met Kruittoren, één der 16 voormalige verdedigingstorens der stad. 1905 - c. 1930. anonymous. Rijksmuseum, Amsterdam. Public domain.