Grid Reference Generator
Drag the red marker to display the grid reference for your location.
The grid references will appear in the column on the right, with correspondingly coloured grid squares on the map.
Press the 'satellite' button to turn on the aerial photos, or 'hybrid' for aerial photo with map overlay.
Use the + and - buttons (top left) to zoom in and out, and the arrows to pan. You can also click and drag with your mouse.