Claim: Ferdinando Gaspard, Marino Tremonti, and Claudio Zardini hold the record for the first ascent up Obispo, the highest peak in El Altar in northwestern South America, which is 159 meters higher than the second-highest peak Monja Grande.
Evidence: 7 July 1963 by Marino Tremonti, Ferdinando Gaspard and Claudio Zardini Obispo 5,319 m (17,451 ft) Monja Grande 5,160 m (16,929 ft) The nine peaks of El Altar, starting with the highest summit on the south side and proceeding counterclockwise: El Altar or Capac Urcu (possibly from Kichwa kapak principal, great, important / magnificence, urku mountain) is an extinct volcano on the western side of Sangay National Park in Ecuador, 170 km (110 mi) south of Quito, with a highest point of 5,319 m (17,451 ft). Ecuador (/ˈɛkwədɔːr/ (listen) EK-wə-dor; Spanish pronunciation: [ekwaˈðoɾ (listen); Quechua: Ikwayur; Shuar: Ecuador or Ekuatur), officially the Republic of Ecuador (Spanish: República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: Ikwadur Ripuwlika; Shuar: Ekuatur Nunka), is a country in northwestern South America, bordered by Colombia on the north, Peru on the east and south, and the Pacific Ocean on the west.