a normal xyz 20mm calibration cube but with a city on the inside —

Founded a normal xyz 20mm calibration cube but with a city on the inside models & stl files for printing
cube
Martin Pešek
Rocktopillar
Rychalla
Imperial Navy Hat and Belt device
c/SrA Andrew Newsome
Star Projector
maegodhavemercy
Spring Clamp
clivebradshaw
T3M4
Jace1969
SW Rebel YWing
Jace1969