The Third Day Mark

The black at the top was extendend down to make it more visible, but is seems still not enough. Three years later it was extended down further.

 

 

 

Did you know?

• There are approximately 850 lighthouses left in the United States of America.
  
• There are 450 active lighthouses left in the United States of America.
  
• 122 of the lighthouses are open to the public.
  
• 15 still have their 1st Order Fresnel lenses. (Including Tybee Island)
  
• 8 still have 2nd Order Fresnel lenses.
  
• 21 still have 3rd Order Fresnel lenses.
  
• 55 still have 4th Order Fresnel lenses.
  
• 12 still have 5th Order Fresnel lenses.
  
• The remaining 339 use modern lighting devices
  
  

Click on a lighthouse above, to view a photograph of the lighthouse with the Day Mark of your choice.