Alejandro de Humboldt National Park (Spanish: Parque Nacional Alejandro de Humboldt) is a national park in the Cuban provinces of Holguín and Guantánamo. It is named after the German scientist Alexander von Humboldt who visited the island in 1800 and 1801. The park was inscribed as a UNESCO World Heritage Site in 2001 for of its size, altitude range, complex lithology, landform diversity, and wealth of endemic flora and fauna.