Google 3D views in Mission Preview and 3D Planner greatly enhance mission pre-visualization and planning. Google 3D is enabled by default.
Mission Preview with Google 3D - Learn More About Using Mission Preview
3D Planner with Google 3D - Learn More About Using the 3D Planner
How to disable Google 3D
Open settings in the 3D preview window, and disable the Google 3D toggle to return to the simpler preview from ESRI.