The culture of Portugal is roote in the Latin culture of Ancient Rome, with a Celtiberian background (a mixture of pre-Roman Celts and Iberians). Portugal, as a country with a long history, is home to several ancient architectural structures, as well as typical art, furniture and literary collections mirroring and chronicling the events that shaped the country and its peoples. It has a large number of cultural landmarks ranging from museums to ancient church buildings to medieval castles, which testify its rich national cultural heritage.