Public domain
Mausoleum of Helena
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
About this work
Plan and section of the Mausoleum of Helena (mother of Constantine the Great) on the Via Labicana. Numbered top left: Vol. III. Numbered top right: XVI. Explanatory list with letters in lower margin.
Rijksmuseum, Amsterdam’s own descriptionCredit lineMausoleum van Helena. c. 1756 - c. 1757. Giovanni Battista Piranesi. Rijksmuseum, Amsterdam. Public domain.