Further exploration of the interior ensued in 2015, followed by the renovation. First, the fortress and its vicinity were thoroughly cleaned. After exploring almost 70% of the fortress, archaeologists reached the original floor. Several edifices from the 16th to the 18th century were discovered, from the period when Ram already wasn't functioning as a military camp anymore. Rifles from the 17th century, small arms, glass bombs, tools and antique vessels were also found. Some other artifacts point to the cultural function of the fortress, like glass, great number of small stone cannonballs (which were used as weights for the balance scales), and Chinese porcelain. After restoration, all the items will be exhibited in the fortress. During the surveys, a ruler, which served as the construction standard, was discovered. It measures .