 The Temple of the Sun in sacred City of the Sun Sugamuxi has been reconstructed.Important scholars who have contributed to the knowledge of the Muisca astronomy were José Domingo Duquesne and Alexander von Humboldt in the late 18th and early 19th century and modern researchers as Eliécer Silva Celis, Manuel Arturo Izquierdo Peña, Carl Henrik Langebaek and Juan David Morales.The Muisca were an advanced civilisation, who inhabited the Altiplano Cundiboyacense and as southeastern part of that the Bogotá savanna before the Spanish conquest of the Muisca, of what became known as Colombia today.