The Looking Glass http://images4.wikia.nocookie.net/__cb20080605045546/lostpedia/images/thumb/a/a5/TheLookingGlass.png/120px-TheLookingGlass.png
A DHARMA Initiative station used as a beacon to help guide submarines approaching the island. It is also used for communications. The station is underwater, a short distance from the beach, connected to the beach by a cable.