The navigation experience in ArcGIS Pro is similar for both 2D maps and 3D scenes. The functionality of many navigation tools is built into the mouse buttons when you use the Explore tool. The video demonstrates how to navigate both 2D and 3D data, separately and together. See the step-by-step tutorial here: http://ift.tt/2n9GbKa
To see this video with a transcript, see http://ift.tt/2mrH4JJ.