Simon Wiesenthal Center is a place that helps people learn about and remember the bad things that happened during the Holocaust. The Holocaust was a time in history when millions of Jewish people were killed by the Nazis during World War II. The center is named after a man named Simon Wiesenthal, who was a Holocaust survivor and spent his life trying to find and bring to justice those who were responsible for the terrible things that happened during that time. Simon Wiesenthal Center has a museum, library, and educational programs to help people learn about the Holocaust and understand why it's important to prevent such bad things from happening again in the future. They also work to fight against hate and discrimination around the world, so that everyone can be treated with kindness and respect.