The Museo Nacional de Costa Rica is located in San José and is one of the country's most important cultural institutions. Housed in a former military barracks, the museum showcases a diverse collection of artifacts that highlight Costa Rica's rich history, including pre-Columbian gold, colonial art, and contemporary exhibits. Visitors can explore various galleries that cover topics such as archaeology, ethnography, and natural history. The museum also features beautiful gardens and a butterfly exhibit, making it a popular destination for both locals and tourists interested in learning more about Costa Rica's heritage and biodiversity.