Check out San Diego Convention Center Halls EFGH Low-poly 3D model on CGTrader for $25. High-quality mesh by Wonders-3D.
BLEND (Blender, filesize: 1.18 MB), OBJ (OBJ, filesize: 8.48 MB), FBX (Autodesk FBX, filesize: 2.15 MB), STL (Stereolithography, filesize: 36.2 MB)