Instructions  Move your mouse over each control icon on the left of the map to check what its function is:-

• Click the Legend  button to explain each layer in the current map view 

• The Layer List lets you select/deselect data sets - the various data sets are grouped, click the chevron on a group's left to reveal its contents 

• You can create and save a Screenshot of any part of the displayed map

• Click Search to find a particular locality anywhere,  and come back home using the Home/Default View icon

• Use the Zoom +/- at bottom right to change the map scale, Enable/Disable map scroll at top as necessary.

• A variety of Bookmarks  let you navigate to particular areas within the HWNN area

Information Click anywhere on the map to get popup information.