The Ulucanlar Prison Museum (Turkish: Ulucanlar Cezaevi Müzesi) is a museum in Ankara, Turkey, dedicated to the history of the Ulucanlar Prison. The prison was built in 1925, and was used to hold political prisoners, including members of the Turkish Communist Party and the Turkish Workers' Party. The prison was closed in 2006, and was converted into a museum in 2011. The museum has a collection of over 10,000 objects, including photographs, documents, and artifacts. The collection covers the history of the prison from its construction to its closure. The museum also has a library and a research center. Here is some information about the Ulucanlar Prison Museum:

1. Historical Significance: The Ulucanlar Prison is a former prison that played a significant role in the history of Turkey. It was initially built in 1925 during the early years of the Turkish Republic and operated as a penitentiary for various categories of prisoners, including political prisoners.

2. Conversion to a Museum: The Ulucanlar Prison was closed in 2006 and subsequently transformed into a museum to preserve its historical heritage and educate visitors about the prison's role in Turkish history.

3. Exhibits and Displays: The museum showcases various aspects of prison life, the conditions endured by inmates, and the political and social context of the time. The exhibits include reconstructed cells, displays of personal belongings, photographs, documents, and audiovisual materials that provide insights into the experiences of prisoners and the prison system.

4. Historical Context: The museum also presents the historical background of the Ulucanlar Prison, highlighting its role during significant periods, such as the 1980 military coup and subsequent political events. It aims to shed light on the impact of the prison on the lives of prisoners and society as a whole.

5. Memorialization: The Ulucanlar Prison Museum serves as a memorial to those who were imprisoned within its walls. It commemorates the struggles and sacrifices of political prisoners and contributes to a broader understanding of human rights issues and democratic progress in Turkey.

6. Visiting Information:

   - Location: Ulucanlar Caddesi, No: 46, Ulus, Ankara, Turkey.
   - Opening Hours: The museum's opening hours may vary, so it is advisable to check the official website or contact the museum directly for the most up-to-date information.
   - Admission Fees: There may be an admission fee to enter the museum. The fees can vary for different categories of visitors, such as adults, students, and children. It is recommended to check the official website or contact the museum for information on admission fees.

Please note that specific visiting hours, admission fees, and exhibits within the Ulucanlar Prison Museum may be subject to change. It is recommended to verify the information beforehand by checking the official website or contacting the museum directly.