| AUTOMATED | | NILS DALEN WAS AWARDED THIS IN PHISICS |
| TWO HUNDRED EIGHTY | | LIGHTHOUSE OF ____WAS BUILT ON PHAROS ISLE |
| NOBEL PRIZE | | MEDIEVAL LIGHTHOUSE IN SPAIN IS THE_____ |
| PHAROS | | FIRST US LIGHTHOUSE KEEPER |
| SEVEN WONDERS | | US____WAS CREATED IN 1789. |
| FLASHING LIGHT | | PHAROS LIGHTHOUSE WAS BUILT IN _____BC |
| MOST | | LIGHTHOUSES MARK ____COASTLINES |
| HAZARDOUS | | MOST MODERN LIGHTHOUSES HAVE A SINGLE STATIONARY___ |
| WORTHYLAKE | | PHAROS LIGHTHOUSE IS ONE OF ____OF ANCIENT WORLD |
| SANDY HOOK | | FIRST LIGHTHOUSE IN AMERICA |
| ALEXANDRIA | | TODAY'S LIGHTHOUSES ARE____ |
| BARNEGAT | | IN 1907, SWEDE, N. DALEN INVENTED THIS TO CONTROL BEACON |
| SUN VALVE | | USED AS A NOUN FOR LIGHTHOUSE |
| PHAROLOGY | | TODAY, ___HAS REPLACED MOST KEEPERS |
| BOSTON LIGHT | | EUROPEAN LIGHTHOUSE DEVELOPMENT GREW IN ____CENTURY |
| SEVENTEENTH | | THE STUDY OF LIGHTHOUSES |
| DOVER | | A COASTAL TOWER USED TO AID SEA NAVIGATION |
| LIGHTHOUSE | | YEAR OF FIRST US LIGHTHOUSE |
| CHARLESTON LIGHT | | HAS MOST POWERFUL LAMP IN WESTERN HEMISPHERE |
| BUREAU OF LIGHTHOUSES | | TODAY US _____ DIRECTS LIGHTHOUSES |
| COAST GUARD | | BY END OF 19TH CEN., US HAD ___LIGHTHOUSES OF ANY NATION |
| STEPHENSON | | ROMAN BRITISH VERSION OF PHAROS IS IN_____ |
| GPS | | A CLASSIC NEW JERSEY LIGHTHOUSE |
| TOWER OF HERCULES | | THREE GENERATIONS OF SCOTTISH LIGHT HOUSE BUILDERS |
| SOLAR BATTERIES | | OLDEST EXISTING IN USE LIGHTHOUSE IN US(1764) |
| SEVENTEEN SIXTEEN | | MANY LIGHHOUSES TODAY USE_____ |