Adam Burton / Thrift growing in meadow beside Hurst Spit lighthouse, Hampshire, England

Philippe Clement / Herring gull (Larus argentatus) flying towards lighthouse / Phare d' Eckmühl at Penmarc'h, Brittany, France. Digital composite. May 2008.

Onne van der Wal / White lighthouse, Nantucket, USA.

Michael Pitts / Lighthouse at dusk in the Gulf of Gujarat, North West India

Jose B. Ruiz / Trafalgar lighthouse Los Canos de Meca Barbate Cadiz Spain

Geoff Scott-Simpson / South stack lighthouse at dawn, Anglesey, Wales, UK

Christophe Courteau / The Lighthouse La Vieille at night in front of the Pointe du Raz, Brittany, France.

Dietmar Nill / Tahkuna Lighthouse, on the Baltic Sea Island of Hiuumaa, Estonia. Viewed through long grasses.

Adam Burton / Portland Bill lighthouse reflected in a rock pool, Jurassic Coast World Heritage Site, Dorset

Adam Burton / Portland Bill Lighthouse on the southern tip of the Isle of Portland, Jurassic Coast World Heritage Site, Dorset, UK

Graham Eaton / Perch Rock Lighthouse in a storm, Wirral, Merseyside, UK, March 2008

Philippe Clement / The Pointe Saint-Mathieu with its ruined abbey and lighthouse, Brittany, France. May 2008.

Onne van der Wal / The Sakonnet Point lighthouse off Rhode Island on a stormy winters day, February, USA

Onne van der Wal / Moon rise over the Rose Island Lighthouse, Newport, Rhode Island, USA.

Onne van der Wal / The Gay Head lighthouse, Martha's Vineyard, Massachusetts, USA.

Onne van der Wal / Silhouette of Hog Island Lighthouse at sunset, Bristol, Rhode Island, USA.

David Noton / Lighthouse and rough seas at Godrevy Point, Cornwall, England

Benoit Stichelbaut / Interior stairwell of D'Eckmuhl lighthouse, France

Onne van der Wal / Thomas Point Lighthouse, off Annapolis, Maryland, USA.^^^Built in 1875, it is the only screwpile light on the bay in its original location.

Onne van der Wal / The Rose Island Lighthouse, a B&B off Newport with a working light restored a few years ago, Rhode Island, USA.