Gliwice Low-poly (Polygon mesh 3D model) is available on CGTrader for $299. Original author: 3D-City-Projects. Specs: 1 polys, 1 verts.
OBJ (OBJ, filesize: 15.6 MB), DAE (Collada, filesize: 44.9 MB), FBX (Autodesk FBX, filesize: 61.3 MB), MAX (Autodesk 3ds Max, filesize: 115 MB)