Airport 3D Illustration 3D model is available on CGTrader for $5. Original author: slabdsgn.
STL (Stereolithography, filesize: 3.36 MB), OBJ (OBJ, filesize: 4.94 MB), 3DS (3D Studio, filesize: 471 KB), BLEND (Blender, filesize: 2.27 MB), FBX (Autodesk FBX, filesize: 1.68 MB), DAE (Collada, filesize: 2.35 MB), ABC (Alembic, filesize: 767 KB), GLTF (glTF, filesize: 4.63 MB)