The National Museum of African American History and Culture (NMAAHC) is a Smithsonian Institution museum located on the National Mall in Washington, D.C., United States. It is dedicated to documenting the history and culture of African Americans. The museum has a collection of over 40,000 objects, including artifacts, documents, photographs, and media.

The museum's permanent exhibitions are organized into a series of galleries that explore the history and culture of African Americans from the early days of slavery through the present day. The galleries are organized thematically, and cover topics such as the African American experience in the military, sports, and music, as well as the contributions of African Americans in science, technology, and the arts.

One of the most significant and powerful exhibits in the museum is the "Slavery and Freedom" exhibition, which tells the story of the Atlantic slave trade, the system of slavery in America, and the struggle for emancipation and civil rights. Other important exhibitions include "A Changing America: 1968 and Beyond", which examines the civil rights movement and its legacy, and "Power of Place", which explores the importance of geography and location in African American history and culture.

The museum also offers a variety of programs and events, including lectures, films, performances, and workshops. Additionally, the museum has a research center and library, which provides access to a wide range of resources related to African American history and culture.

The NMAAHC is one of the newest museums on the National Mall, having opened in September 2016. Since its opening, it has become one of the most popular museums in the country, attracting millions of visitors each year. The museum has received numerous awards and accolades for its innovative design, comprehensive exhibitions, and commitment to promoting diversity and inclusion.