Vertical section of the Trajan column, with six plants taken at various heights, three boards together 

This etching by Giovanni Battista Piranesi, a renowned Italian artist known for his architectural designs, is a detailed plan of the Trajan’s Column. The etching reveals the column’s complex structure, including the spiral staircase that winds its way up the monument. Piranesi’s precise drawings demonstrate his masterful understanding of architectural and engineering principles and provide valuable insights into the construction of this ancient Roman landmark. The artwork, known for its precision and intricate detail, is a prime example of Piranesi’s meticulous approach to architectural documentation.