MapBarčiai, Čepelūnai, Ulbinai Hillfort — a man-made mound on the right bank of the Uosupis River, dating back to the first millennium.
The hillfort was first studied in 1890. Archaeologists found a cultural layer nearly one meter thick on the site. At the foot of the hill, there was a settlement where grinding stones, a flint axe, animal bones, and both hand-built and rough pottery were discovered.
