Archaeological sites situations

Seawater is basically uniform around the world. The major variations that do occur are in regions located close to land and are often influenced by terrestrial water runoff. Most of the underwater archaeological sites are located in these regions. This situation may change with the advent of deepdiving technology. 

The dated samples come from a few archaeological sites from the Wielkopolska Province, situated in the vicinity of Poznan. They are located in the area of Trzcielin, Suchy Las, Zerniki, Zielgdn, Snowidowo, Lgki Wielkie and Szczodrzykowo (fig.2). These sites are chronologically diversified and some of them yielded a number of chronologically and culturally varied developmental phases. However, the presence of the Early or Late Middle Ages on the majority of them, is a common trait. Remains of the Przeworsk culture are less frequent here. Some of the cultures present in the analysed area are characteristic only for Central Europe. 

The valley contains three main archaeological zones, the largest of which includes the site of La Quemada, a sizeable civic-ceremonial center situated roughly 250 m above the valley floor on a prominent hilltop at the north end of the valley. The site is composed of a monumental core that contains a... 

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