Among the most popular activities in the crystal-clear waters of Arzachena and La Maddalena National Park territory, snorkeling is certainly one of the main ones for exploring the seabed. “Walking” through the colors and scenery on offer, which alternate between rocky and sandy, one has the feeling of discovering the underwater landscape of a virgin, still unspoiled nature, which invites one to get to know the fauna present by swimming between coves.