An ancient Semigallian castle mound is located near Mežotne. Palace of Mežotne was the former Lieven family estate and now serves as the main residence of Freemasonry Grand Lodge of Latvia. Countess, later HSH Princess Dorothea von Lieven, a noblewoman and wife of Prince Christopher Lieven, Russian ambassador to London called "Sibylle of the European Diplomacy" was buried in the family cemetery near the palace
