Chimborazo (Spanish pronunciation: [tʃimboˈɾaso]) is a currently inactive stratovolcano in the Cordillera Occidental range of the Andes. Its last known eruption is believed to have occurred around 550 AD.With a peak elevation of 6,268 metres (20,564 ft), Chimborazo is the highest mountain in Ecuador. It is the highest peak near the equator.