It started with a system of fortified surveillances located at strategic places along the coast. Talaies, watchtowers in sight of each other, so that the news of approaching invaders would be passed from one to the next. With increasing commercial shipping the vessels needed safe orientation. Especially since pirates liked to use false fires to lure them into shallows or onto rocks in order to rob them. Today, 13 lighthouses on Mallorca point the way to the next port or around the island. Built…