topographic terrain 3d model

3d printing 3d printing realistic bridges mountain relief nature environment nature environment 3d printing nature environment 3d printing realistic nature environment realistic realistic terrain topographic topographic terrain

Prompt

A single CNC-machinable topographic mountain landscape relief on a flat rectangular base. One-sided height-field model with smooth mountains, valleys, a shallow river path, and terraced contour lines. Flat back and flat bottom, no separate objects. All terrain details are gentle carved geometry. No caves, no bridges, no overhangs, no hollow areas, no undercuts, no vertical cliffs, no tiny spikes. Minimum cutter-friendly radius 1.5 mm, suitable for 3-axis CNC carving in wood or resin board.

v3.1-20260211

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