There are statues everywhere, these are the Neptune Fountain and Marx and Engels.
This area was destroyed in World War II and left undeveloped before the fall of the wall. Since then, there have been considerable efforts to rebuild as a major global center.
The Memorial to the Murdered Jews of Europe, first visitors go to the underground exhibit that displays personal stories of Jews killed in the holocaust, then can wander through the memorial consisting of a field of concrete blocks of various sizes.