Map with 2 ArcGISTilesMapServiceLayer (World + Portland,Oregon,USA) and 1 ArcGISDynamicMapServiceLayer (Population)

Map navigation using the mouse:                  

• Use the slider at left to zoom in or out;  
• Drag the mouse to pan;                        
• SHIFT + drag to focus on a small area.

Datasets are fetched live to AlainRenaud.ca from: ESRI's Web Services.