The Tunnels in Isabela are one of the most impressive formations in the Galápagos Islands. They are a unique landscape of lava arches and tunnels created by ancient volcanic eruptions, surrounded by crystal-clear waters. This site is perfect for snorkeling, as it is home to a wide variety of marine life such as white-tip reef sharks, sea turtles, rays, and even seahorses. It’s a truly unforgettable experience that combines adventure, nature, and stunning scenery.