The site visit is referred to as Tunnels Marine is one of the most emblematic of Isabela island where you can practice diving and surface. The adventure begins with a browsing of 40 minutes from Puerto Villamil, passing through Rock Union where you can envisage the famous blue-footed boobies, Nazca, and possibly manta rays.

After this short stop, the vessel is moved to the bay in The Late where it is possible to find sea turtles, reef sharks (Blue) and golden rays. Finally, you will visit the tunnels marine to find the nesting sites of the blue-footed boobies.