This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 This is because this 16-sided structure's walls and roof are trapezoids. The cupola roof is triangles. And yes, the exterior walls slant inward at the top. Just the ,um, bare necessities - rudimentary kitchen, bath with water heater, sleeping loft. In floor heating for the winter, casements and awning windows in the cupola for flow-thru ventilation in the summer. This could be used anywhere, from someone's backyard to deep in the woods, It is fully insulated. Design is from a cable show.
STL (Stereolithography, filesize: 155 KB), OBJ (OBJ, filesize: 165 KB), 3DS (3D Studio, filesize: 94.5 KB), DAE (Collada, filesize: 271 KB), FBX (Autodesk FBX, filesize: 203 KB), IGE (IGES, filesize: 299 Bytes), MAX (Autodesk 3ds Max, filesize: 174 KB), SKP (Sketchup, filesize: 571 KB), OTHER (Other, filesize: 74.6 KB)