Incahuasi Central Volcanic Zone of the Andes together with about 110 other Quaternary volcanoes, and lies in the southern sector of the volcanic zone; other volcanic zones in the Andes are the Northern Volcanic Zone, the Southern Volcanic Zone and the Austral Volcanic Zone. The history of volcanic activity is poorly known for most of these volcanoes owing to the lack of dating; only a few historical eruptions have been recorded, such as an eruption at Ojos del Salado in 1993. Incahuasi is located northeast of Ojos del Salado, the highest volcano in the world. Both volcanoes are found at the
Lists of mountains and hills in the British Isles not be considered peaks or mountains under UIAA definitions. With the exception of Pillar Rock, a rocky outcrop on Pillar in the Lake District, the peaks of all of the Nuttalls can be reached without resort to rock climbing. , 302 people are known to have completed the list, though this includes some who did not climb Pillar Rock, which the authors permit. They have also announced that Tinside Rigg and Long Fell (added to the list in 2016) need not be climbed as they are in a restricted area of Warcop Artillery Range. The Wainwrights are mountains or hills