what information is most important when passing near a lighthouse
The importance of lighthouses is that they help the ships out at sea to find the harbour safley, especially when there are rocks or icebergs which the ships may bump into.1 person found this useful. Edit.he importance of lighthouses is that they help the ships out at sea to find the harbour safley, especially when there are rocks or icebergs which the ships may bump into. 1 person found this useful. Edit.