Chinese pavilion (Polygon mesh 3D model) is available on CGTrader for $50. Original author: aceimagedesign. Specs: 1230816 polys, 4110169 verts.
MAX (Autodesk 3ds Max, filesize: 26.7 MB), OBJ (OBJ, filesize: 26 MB), FBX (Autodesk FBX, filesize: 66.2 MB), STL (Stereolithography, filesize: 26.7 MB), SPP (Substance Painter, filesize: 26.7 MB)