The House of the Black Madonna is a notable building located in the heart of Prague, Czech Republic. It is an example of modernist architecture, designed by architect Josef Gočár in the early 20th century. The building is named after a famous painting of the Black Madonna, which is housed inside. Today, the House serves as a museum dedicated to Cubism, showcasing various artworks and furniture from the Cubist movement. It is a unique cultural site that attracts visitors interested in both architecture and art, highlighting the significance of Cubism in Czech history.