You can view your surface in 3D either as a 3D surface map, or in 3D View.

3D surface map:

1. Click Home | New Map | 3D Surface.
2. In the Open Grid dialog, select your grid file and click Open. Your 3D surface map is displayed.

3D View:

1. Click Home | New Map | Contour or Home | New Map | Color Relief.
2. In the Open Grid dialog, select your grid file and click Open.
3. Click Map Tools | View | 3D View. Your map is now displayed in 3D.

 Updated November 19, 2019