rotunda clock tower with golden dome 3D model is available on CGTrader for $2. Original author: maxumysdm. Specs: 49803 polys, 25254 verts.
BLEND (Blender, filesize: 450 KB), OBJ (OBJ, filesize: 593 KB), FBX (Autodesk FBX, filesize: 896 KB), STL (Stereolithography, filesize: 642 KB), ABC (Alembic, filesize: 1.03 KB)