This graffito on one of the Mnajdra megaliths is puzzling in that it doesn't quite resemble anything at Mnajdra. However, it has a lot in common with the tiny three-dimensional temple model found at Ta’ Ħaġrat,
In his overview of the temples, David Trump has a fascinating section on the Temple Models and gets quite transported by his vision of Malta's stone-age starchitechts vying with each other in prestigious architectural competitions.