ON GUARD - One of the many jobs of a lighouse keeper was looking for ships in the night, especially in foggy conditions.

---

Size: 3981px × 5906px
Photo credit: © Colin Waters / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aid, bird, british, coastlines, danger, dangerous, eddystone, fog, fresnel, guard, hazards, high, house, illustration, keeper, lenses, light, lighthouse, lightning, lookout, man, maritime, mirrors, navigation, navigational, north, optical, optics, reefs, rocks, safety, sailing, sea, seagull, seagulls, shipping, ships, shoals, smeaton, stevenson, trinity, weather, winds, winstanley, wreck, wrecks