Estense Castle - Castello Low-poly (Polygon mesh 3D model) is available on CGTrader for $24. Original author: SENSIET. Specs: 122475 polys, 90105 verts.
BLEND (Blender, filesize: 20.1 MB), OBJ (OBJ, filesize: 2.63 MB), FBX (Autodesk FBX, filesize: 9.26 MB), STL (Stereolithography, filesize: 5.84 MB), DAE (Collada, filesize: 8.47 MB), TEXTURES (Textures, filesize: 5.34 MB)