Floor plan of the burial chambers below the Mastaba of Mereruka in Saqqara, Egypt. Designed and drawn in comparison of different existing plans and descriptions.
Explanations:

Grey background: the bedrock
AT, beige shading: burial chamber for Mereruka himself
BT, green shading: burial chamber for Mereruka’s wife Watet-khet-hor
CT, red shading: burial chamber for Mereruka’s son Meryteti or his son Pepyankh
X, light grey shaded: dry well or unfinished (?) grave shaft (description varies in the literature)
Red outline: outlines of the floor plan of the mastaba.
Own work
Aristeas (Roman Eisele)