Quartiere XIV Trionfale on Tavola 36, a ridge-and-valley quarter with the heights of Monte Mario at left and the Prati and Vatican edge at lower right.
Source: Old map, public domain
Contour hachures give the slopes of Monte Mario and the Valle dell'Inferno, with the label Villa del Sacro Cuore at the upper left. Pink and yellow roads wind along the hillsides, ending in the denser block pattern near the Prati and Città del Vaticano boundary.