BMW GS R1200 Wall Art

This is not my design
if my math is right then the model should be 770mm X 500mm X 6.5mm
the visible gaps in the picture are there because its not glued togother yet

400% Oryginal scale
Oryginal design:

https://www.printables.com/model/915316-bmw-gs-wall-art-world-map/files