Check out Old Roman Buildings with components Low-poly 3D model on CGTrader for $12. High-quality mesh by sloan3D: 42315 polys, 46260 vertices. PBR, Textured, UV Mapped.
MAX (Autodesk 3ds Max, filesize: 220 MB), OBJ (OBJ, filesize: 927 KB), FBX (Autodesk FBX, filesize: 3.13 MB), GLTF (glTF, filesize: 131 MB), TEXTURES (Textures, filesize: 215 MB)