The territory of Olbia and its surrounding countryside were probably busy as from 4000-3500 BC (Middle Neolithic), as demonstrated by a female statue representing the Goddess of life, found in “S. Mariedda”. This attendance is referable to the presence of fertile areas and well-repaired.

A striking testimony are depictions of human (dating from 2700-2500 BC) made of red ocher on the wall right of the “Grotta del Papa” in "Island of Tavolara".

Another indication of the attendance of the territory is located on Monte de s'Ape, 3 Km from Olbia, this is a collective gallery tomb (1800-1600 BC).

Nuragic Period

Since 1500 a.C. spread throughout Sardinia Civilization Nuragica, which takes its name from nuraghe typical construction cone in large blocks of stone.
Dating in this age of numerous finds of pottery and stone tools, a few bronzes instead of daily use or ornament.

Almost certainly the "nuragici olbiesi" were in contact with other civilizations, given the position of the Gulf of Olbia in the routes of the Mediterranean.

Among the most important archaeological sites and neighbors to find the Olbia The Giants Tomb "Su Monte de s'Ape" (photo)  and the Sacred Well of Sa Testa. (photo)

Punic Period

In the second half of the fourth century. a.C. was founded, the real city of Olbia by the Carthaginians, who had occupied the whole of Sardinia was long overdue.

It was also built a temple in honor of Melqart (corresponding dell'Eracle greek) with high probability where now stands the Church of St. Paul.

Roman Period

The city involved the same spaces created by the Carthaginians, the Romans, however, improved it, creating many public works, was built an aqueduct are still visible north of the city, the spa, paved roads and some structures are renewed Templar; A temple was dedicated by Atte (concubine of Nerone) to Ceres, Atte had also by the many large estate, and was also owner of a factory of bricks.

Medieval Period

Some years before the collapse of the Western Roman Empire, Sardinia had fallen into the hands of vandals. In 534, however, was regained by the armies of Justinian, in fact entered into the Roman Empire of the East.

Today

Currently the city of Olbia and the economic center of northern Sardinia, and is preparing to become a whole city to live, parks, museums, universities, upgrading of the city center and many other projects;