Explore the world´s largest and oldest living creature in the world

The oceanic Posidonia is an endemic plant of the Mediterranean. It cannot be found anywhere else.

The sea beds of Ibiza and Formentera are home to the largest living organisms in the world - large sea grass meadows of Posidonia oceanica, eight kilometers long and over 100,000 years old. It was declared a World Heritage by the UNESCO.

This underground forest stretching from Es Freus (Formentera) to Ses Salines beach (Ibiza) is the habitat of many species and responsible for the clear and turquoise waters of Ibiza and Formentera. It turns these waters into one of the best places of the Mediterranean to dive.

To know more


Marine Reserve des Freus (Eivissa, ibiza)

A protected treasure in the Mediterranean


Nature park Ses Salines de Ibiza y Formentera (Eivissa, ibiza)

An indispensable natural paradise


natural protected area Estany des Peix (Formentera, formentera)

The smaller of the two large lakes in Formentera, the meeting point between the natural environment and history


natural protected area Estany Pudent (Formentera, formentera)

A walk through a biological and historical lake of great wealth


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