Explore the beauty of historic Marathon, FL and it's pristine blue waters, wildlife, and spectacular sunsets. Guided snorkel tours, see manatees, turtles, fish, and explore uninhabited islands and enjoy the most beautiful crystal clear water you could imagine. We also offer Private tours to the Islands , sunset tours, and watersports such as kayaking, paddle boarding, jet skis, fishing tours, and much more. All ages welcome. Visit our website for more information or follow us on social media @atlantic_snorkeling.