The navigation of a map will be different depending on the type of device you are using:
Map Navigation on Mobile Devices
On mobile, you can move the map by dragging a finger across the screen. To zoom out use two fingers towards each other in a pinching motion. Zooming out can be accomplish by starting in a pitched position and stretching your fingers outwards.
Map Navigation on Desktops
The primary method of navigation on a desktop computer is done using your mouse. By clicking, holding, and dragging the mouse you will move the map. To zoom in and out, you may click the + and – signs in the bottom right corner of the window. As an alternative, you may zoom using the mouse wheel.