The first level of 8 metres (26 ft) contained Upper Levalloiso-Mousterian remains with long and triangular Lithic flakes.
The level above this showed industries accounting for all six stages of the Upper Paleolithic.
The Canaanite alphabet later developed into the Phoenician one (with sister alphabets of Hebrew, Aramaic and Moabite), influencing the entire Mediterranean region.
The coastal plain of Lebanon is the historic home of a string of coastal trading cities of Semitic culture, which the Greeks termed Phoenicia, whose maritime culture flourished there for more than 1000 years.
Ancient ruins in Byblos, Berytus (Beirut), Sidon, Sarepta (Sarafand), and Tyre show a civilized nation, with urban centres and sophisticated arts.
During the 11th century the Druze faith emerged from a branch of Islam.
The history of Lebanon covers the history of the modern Republic of Lebanon and the earlier emergence of Greater Lebanon under the French Mandate for Syria and Lebanon, as well as the previous history of the region, covered by the modern state.
Ksar Akil 10 km northeast of Beirut is a large rock shelter below a steep limestone cliff where excavations have shown occupational deposits reaching down to a depth of 23.6 metres (77 ft) with one of the longest sequences of Paleolithic flint industries ever found in the Middle East.
Artifacts recovered from the site include Ksar Akil flakes, the main type of tool found at the site, along with shells with holes and chipped edge modifications that are suggested to have been used as pendants or beads.
These indicate that the inhabitants were among the first in Western Eurasia to use personal ornaments.