Houdini 16, Mantra Renderer (3x3 pixel samples).  Bevelled Hexagons. Scaled heightmap of Hampshire UK.
Houdini 16, Mantra Renderer (6x6 pixel samples). Bevelled Hexagons. Scaled heightmap of Hampshire UK.
Houdini 16, Mantra Renderer (6x6 pixel samples).  Non-bevelled Hexagons.  Scaled heightmap of Isle of Wight/Solent.
Houdini 16, Mantra Renderer (5x5 pixel samples, and started with depth-of-field). Bevelled Hexagons.  Artificial Heightmap.
Houdini 16, Mantra Renderer (5x5 pixel samples). Bevelled Hexagons.  Artificial Heightmap.  Post-production using Photoshop.
Houdini 16, Mantra Renderer (5x5 pixel samples). Bevelled Hexagons.  Artificial Heightmap.  Post-production using Photoshop.
The git repo with the project files is here: https://bitbucket.org/trojanfoe/houartystuff
Enjoy.