It displays an extraordinary selection of its pre-Hispanic goldwork collection - the biggest in the world - in its exhibition rooms on the second and third floors. Together with other pottery, stone, shell, wood and textile archaeological objects, these items, made of what to indigenous cultures was a sacred metal, testify to the life and thought of different societies which inhabited what is now known as Colombia before contact was made with Europe.On the second floor the exposition begins, the Main Room is called People and Gold in prehispanic Colombia. Through its glass cases it displays the goldsmith work of the different cultures which habited Colombia before the Spanish people arrived; the room is divided into different halls for every culture; Calima, Quimbaya, Muisca, Zenu, Tierradentro, San Augustín, Tolima, Tayrona and Uraba, and a special room called After Columbus (Despues de Colón).