historic castle Low-poly (Polygon mesh 3D model) is available on CGTrader for $37. Original author: lukass12. Specs: 36900 polys, 38000 verts.
STL (Stereolithography, filesize: 34.2 MB), OBJ (OBJ, filesize: 34 MB), 3DS (3D Studio, filesize: 33.7 MB), BLEND (Blender, filesize: 76.5 MB), DAE (Collada, filesize: 34 MB), FBX (Autodesk FBX, filesize: 33.9 MB), OTHER (Other, filesize: 33.6 MB)