Lichtenberg Castle (German: Burg Lichtenberg), also called the Heinrichsburg ("Henry Castle"), is a ruined castle dating to the 12th century in the Lichtenberge hills (the northwestern part of the Salzgitter Hills) near Salzgitter in the German state of Lower Saxony. The ruins are found south of and above the Salzgitter suburb of Lichtenberg on the steep summit of the Burgberg (241 metres high).