$25 Hamad International Airport 3D model by clickshop3d. Available on CGTrader with 396159 polys and 726468 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 340 MB), OBJ (OBJ, filesize: 343 MB), UNITYPACKAGE (Unity 3D, filesize: 344 MB), BLEND (Blender, filesize: 348 MB), DAE (Collada, filesize: 334 MB), JPG (JPG, filesize: 321 MB), MAX (Autodesk 3ds Max, filesize: 370 MB), 3DS (3D Studio, filesize: 321 MB), FBX (Autodesk FBX, filesize: 338 MB), BIP (KeyShot, filesize: 353 MB), TBSCENE (Marmoset Toolbag, filesize: 373 MB), PNG (PNG, filesize: 20.6 MB), OTHER (Other, filesize: 21.1 MB)