With Portugal Distance map, you can observe desired country, city and region's distance measurement. Please do following steps to view Distance Measurement over map.
1. Click on "My Maps" upper left of the map.
2. Choose "Distance Measurement" option with newly openned pop-up menu.
3. Choose "Metric" or "English" options from following menu.
4. Finally you can navigate enlarging the map by click on the arrow which is located left middle side of the map.
Help :
You can zoom in (+) and zoom out (-) by upper left hand side buttons over map. Use left click of mouse to slide the map. You can use also Street View, Traffic, Map, Satellite and Terrain upper right hand side buttons.