The Museum of Human Evolution (Spanish: Museo de la Evolución Humana - MEH) is a museum on the subject of human evolution situated on the south bank of the river Arlanzón, in the Spanish city of Burgos. It is located roughly 16 kilometres west of the Sierra de Atapuerca, a UNESCO World Heritage Site and location of some of the most important human fossil finds in the world. The museum was opened on July 13, 2010, and had received 148,045 visitors as of December 31, 2010, making it the most visited museum in Castile and León.