When either the Design Window or the Animation Window is open, in the Design Data pane, options on an Import right-click menu are available for selection:
Import Multiple Layers
Import Single Layer
You can also:
Import Solids from Data Table
Import Layers from External Project
You can also import layers from the following file formats:
DXF/DWG
Deswik Layers
Micromine Wireframes
Micromine Strings
Vulcan Archive
Vulcan Triangulations
Datamine Files