This gives the impression to an observer that the light is flashing, whilst in fact the light is on constantly. Accommodation was very limited and the keepers lived in just a few tiny rooms. They slept in a single bedroom in curved bunks around the curvature of the tower. These beds were known as banana bunks. Island lighthouse - those built on a small island a short distance from the shore.
Accommodation is more spacious and the keepers have rather more room to stretch their legs.
In both these kinds of lighthouses, the keepers worked in two teams of three, working one month on duty and one month off duty. Shore or land lighthouse - usually built on headlands and where accommodation was usually large enough to allow the keepers to live with their families. Four keepers were normally assigned to shore lighthouses. Lighthouse ownership and management. Since the seventeenth century, lighthouses in England Wales and the Channel Islands have been administered by Trinity House.