The Stronghold is a Ukrainian adventure/fantasy film based on the same-name book. A present-day schoolboy Vit'ko goes a thousand years into past.The Stronghold is a Ukrainian adventure/fantasy film based on the same-name book. A present-day schoolboy Vit'ko goes a thousand years into past.The Stronghold is a Ukrainian adventure/fantasy film based on the same-name book. A present-day schoolboy Vit'ko goes a thousand years into past.