Day 1: Transfer from Baltra Airport to Isabela Island Start your tour with airport pickup from your certified guide. Make your way to the Itabaca Canal and board a ferry. In Puerto Ayora, take another boat in the direction of Isabela Island. Stay overnight at a hotel. Day 2: Cabo Rosa Tuneles Start your day with breakfast at the hotel. Take a boat to Cabo Rosa, where lava once flowed into the ocean and formed lava tunnels. See penguins, blue-footed boobies, and sea turtles. Go diving and see sharks, turtles, sea lions, rays, seahorses, and tropical fish. The tour to Cabo Rosa lasts approximately 5 hours. The rest of the day is free. You can enjoy the beautiful Isabela Beach or snorkel in the Laguna de la Concha de Perla. Stay overnight in Isabela.  Day 3: Sierra Negra Volcano Enjoy breakfast at your hotel before you're picked up by your guide. Then, take a walk through the lava landscapes overlooking the volcanoes of northern Isabela and Fernandina. The hike to the Sierra Negra Volcano and the Chico Volcano is 10 miles (16 km) long. See the second-largest volcanic crater in the world and explore different areas of vegetation. Enjoy lunch and the rest of the day free. Explore the beautiful beach in Isabela or dive in the Laguna Concha de Perla. Stay overnight in Isabela. Day 4: Tintoreras Enjoy breakfast at the hotel before visiting Las Tintoreras, a chain of small islets full of coves and hidden beaches. See sea lions, marine turtles, iguanas, manta rays, and more at one of its bays. This bay is connected by a superficial crack with crystalline water which is closed off during low tide. In the crack, it is possible to see the sharks swimming with the rest of the tropical fish and sea lions if you snorkel. Speed boat to Santa Cruz at 15:00 pm. Stay overnight in Puerto Ayora Day 5: Transfer out At Puerto Ayora, you will have breakfast and depart for Baltra to catch your flight back to the mainland. Your flight to Quito or Guayaquil will need to depart at 11:30 AM or later.