Topography of Terror is a historical site located in Berlin, Germany that documents the terror of the Nazi regime. It is the former site of the headquarters of the Gestapo, the secret police of the Third Reich, as well as the SS and Reich Security Main Office. The site was originally the site of the Prinz-Albrecht-Gelande, a military training area of the SS which was used during World War II. The Topography of Terror site is now a memorial and museum, focusing on the history of the Nazi period.

It is located on the site of the former Gestapo headquarters and includes a 4,000 square metre open-air display with photographs and documents, as well as a series of memorials. The open-air museum is mostly located on the grounds of the former Gestapo headquarters, but also includes other locations such as the border of the former Berlin Wall, the former SS barracks and the site of the former Gestapo prison. The site is a memorial to the victims of Nazi terror and provides visitors with an opportunity to learn more about the history of the Nazi regime.

The museum features a permanent exhibition that focuses on the history of the Gestapo, the SS and Reich Security Main Office, as well as the history of the Holocaust. The museum also features a number of special exhibitions, including one that focuses on the history of the Berlin Wall. The museum also hosts a number of educational programs and guided tours. The Topography of Terror is a major tourist attraction in Berlin and has become a symbol of the city's history and its role in the Nazi period.

It is also an important site for Holocaust survivors and their families, as well as for those who are interested in learning more about the history of the Nazi regime. The Topography of Terror is a place of remembrance and reflection, and serves as a reminder of the horrors of the Nazi regime.