This is a 3D model based on the famous Roman monument the Roman Colosseum. The actual building is partially in ruins today. This model is specifically designed for 3d printing but it would also work for animation.
This is a zipped file that contains several file formats for this model.
Format 1 is .stl which is 3d printable.
Format 2 is .obj which also is 3d printable.
Format 3 is .fbx which is used for display and animation purposes and is set up for Arnold in Maya.
Format 4 is the Maya file.
It also comes with the texture folder.
This file is a zip. To access the 3d model extract the folder containing the models, then open the folder.