• A 5,000-year-old ceremonial staff among the treasures, along with Stone Age amber, Baltic jewelry and weapons
• Compare the Baltic tribes upstairs, from the Samogitians to the Curonians, through their finds and burial customs
• Built on a dig site where the Vilnelė meets the Neris; archaeologists found wooden and stone fortifications here from at least the 13th century

The Old Arsenal holds the National Museum of Lithuania's archaeology collection, a 12,000-year walk from the first people after the ice melted to the Baltic tribes of the Iron Age.

The ground floor has Stone Age tools and weapons and replicas of seven key finds. Upstairs covers the 1st to 13th centuries: farming, metalwork, weapons and ceramics.