One of the underwater sites that tells the story, in fact it is possible to see underwater the weights that were used in medieval times to moor boats leaving for the holy land. The almost perfectly round shape with a hole in the center recalls the shape of the millstones used in stone mills

It takes its name from the watchtower located high on the side towards Polignano a Mare. This cove is the natural continuation of the blade that comes from inland for several kilometers.

Dive carried out off the wall located south of Cala Incina. Colorful and bright, it takes place along the extreme tongue of rock that flows offshore.

Dive that develops from a depth of -10 m to approximately -20 m; you start from the shallowest part to descend towards the end of the gully about 70 meters long, which opens onto the sand. The return can be done either on the other side of the gully, or return to the Taglio delle Aragostelle, depending on air consumption.

Dive on the right wall of Port’alga, depth from 12 to 22 meters with wall and pinnacles rising from the seabed, present with cannabine axins which make this site characteristic. Interesting dive even at night.

Sailing by sight in the direction of south Polignano, we come across the huge islet of San Paolo, commonly called Scoglio dell'Eremita: about 30m away from the coast, it rises sharply above the sea. The outline of this dive takes place on the side covered by the billows.

Dive that starts from around 12m to reach 27m deep, simple dive even if the depth can become challenging, thanks to the rock that descends in steps it is a dive that can be suitable for all divers.

Sailing by sight in the direction of south Polignano, we come across the huge islet of San Paolo or for many called Scoglio dell' Eremita: about 30mt from the coast, it rises sharply above the sea. The profile of this dive takes place in the shadow of the islet by following its wall northward.

Entering from the homonymous cove we find on our right a long wall between 7 and 12 meters, where we can find a few sea caves, some opened both sides, which the divers with the appropriate training can cross. The wall is covered in sponges and anemones and full of little crevices where animals hide.

The swimming pool used for the courses by the Dive Blu Diving Centers has the characteristics to satisfy all courses from beginners with a -1.4m area and a -3m area for all exercises in deep water; furthermore, with the staircase it allows a comfortable and safe exit.