$16 Chinese Ancient Bridges 3D model by THEONE-X00X. Available on CGTrader with 485338 polys and 388856 vertices. Check it out on CGHub.
OBJ (OBJ, filesize: 69.2 MB), C4D (Cinema 4D, filesize: 35.4 MB), MAX (Autodesk 3ds Max, filesize: 117 MB), MA (Autodesk Maya, filesize: 55.6 MB), BLEND (Blender, filesize: 67.3 MB), FBX (Autodesk FBX, filesize: 25.2 MB)