$20 Indian Palace Dome 3D model by cgmodelfree. Available on CGTrader with 283582 polys and 423115 vertices. Geometry: Subdivision ready. Check it out on CGHub.
STL (Stereolithography, filesize: 39.4 MB), OBJ (OBJ, filesize: 70.8 MB), MAX (Autodesk 3ds Max, filesize: 71.6 MB), FBX (Autodesk FBX, filesize: 35.7 MB), 3DS (3D Studio, filesize: 39.6 MB)