$1.2 Million-Dollar Job Nobody Wants To Do | Guarding A Lighthouse 

Guarding Juman lighthouse is $1.2 Million Dollar Job. and it is challenging because of the storms that came near human lighthouse. also I have discussed about the history of lighthouse and what are the problems that lighthouse solve and also how light house works.
The Pharos of Alexandria is recognised as the first lighthouse building. Constructed in approximately 280 BC in Egypt, One of the Seven Wonders of the Ancient World, standing more than 100 metres tall, its open flame directed ships into Alexandria's crowded harbour.
Over the ages, advances in lighthouse technology included the introduction of oil lamps and, later, electric lights, as well as the use of mirrors and lenses to reflect and magnify light.
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