Here is my Second model on CGtrader. The main entrance Gate. it's free to use anywhere. it does not contain any image texture you can download and use it.
STL (Stereolithography, filesize: 1.89 MB), OBJ (OBJ, filesize: 975 Bytes), BLEND (Blender, filesize: 1.5 MB), FBX (Autodesk FBX, filesize: 577 KB)