The Family Tree House (Dzimtkoku māja) features an exposition about the noteworthy contribution several families from Mazsalaca and its surroundings have made to culture, art, economic life not only of Masalaca district but also of Latvia as a whole, and even abroad.
The exhibition hall of the Mzasalaca museum also hosts themed exhibitions. Many newlyweds and wedding guests have confessed their sins and sworn oaths to the museum's little devils.
