We will also visit Urbina Bay where we will see many giant tortoises in their nests. The third berth in Isabela Island will be Tagus a place where marines have left graffitis in its rocks from time immemorial. The oldest graffiti dates from 1836, engraved with a knife on the rock. We will climb the steep island; a ridge separates the Darwin lagoon from the sea. It is a gorgeous, round and blue water lagoon. We will cross the narrow strait between Isabela and Fernandina island. Both islands are still in the formation process and are active volcanoes. Then, we will disembark at Punta Espinosa where thousands and thousands of marine, black iguanas heat up themselves, sleep and meditate on the rocks, "Beware step on" the guide will warn you. The warning will be pertinent since the ground will be full of them. Walking among them, if we get less than half a meter, they will spit on you, but don't worry, it is not harmful. Also, you will see red and beautiful Galapagos cra...