Excavations in 2004 found a large number of trade items.
Excavations took place in 1930-31 and found human remains with evidence of violent deaths.
In 1957 excavations found the remains of a large temple with three cells.
Initial excavations found that many of the artifacts were in good enough condition to study.
Further excavations in the late 19th and early 20th century found that it was a neolithic site.
The first church was built in the 1200s and excavations in the 1950s found the remain.
Excavations in 1912 found the remains of a second round arch regarded as C12 work.
An excavation during the 1930s found that the ground in the circle's center is paved with stones.
Excavations in the same area also found the world's oldest wine-making site.
Further excavation found that almost all of the animal's skeleton was preserved there.