Chii chiri chivako chakareba zvikurusa muWestern Hemisphere?
CN Tower iri muToronto, Ontario, Canada ndicho chivako chakareba kupfuura zvimwe zvose muWestern Hemisphere. Yakapedzwa muna 1976, uye yakanga iri chivako chakareba kupfuura zvose munyika kubva muna 1975 kusvika muna 2007, apo yakapfuurwa neBurj Khalifa.