3d terrain map

3D terrain map of Tunisia, accurate real-world geography, Mediterranean Sea in the north, coastal plains, Atlas Mountains in the northwest, central plateaus, Sahara desert in the south, smooth natural transitions. Semi-realistic 3D style, clean topology, optimized for VR, educational map, no text, no labels, no borders, no cities. Natural colors: deep blue sea, green north, ochre and sand tones in the south. Soft Mediterranean lighting, neutral sky.