Meaning Of Icons Displayed On The Fly App Map Page

[stillsandvideo]

Does anyone know the meaning of the Icons displayed vertically on the right side of the Mapbox page when you expand the map to full screen? I tried to find them in the manual but with no avail. Thank you.

 

[THE CYBORG]

8 ½ minutes into THIS should help

 

[stillsandvideo]

Thank you Cyborg... just what I was looking for.