Aconcagua
Aconcagua (), with a summit elevation of , is the highest mountain in both the Southern and Western Hemispheres. It is located in the Andes mountain range, in the Mendoza Province, Argentina, and lies northwest of its capital, the city of Mendoza, about from San Juan Province and from the international border with Chile. The mountain itself lies entirely within Argentina, immediately east of Argentina's border with Chile. Its nearest higher neighbor is Tirich Mir in the Hindu Kush, away. It is one of the Seven Summits.
Hesperus Mountain (Colorado)
Hesperus Mountain is the highest summit of the La Plata Mountains range of the Rocky Mountains of North America. The prominent thirteener is located in San Juan National Forest, northeast by east (bearing 59°) of the Town of Mancos in Montezuma County, Colorado, United States. The summit of Hesperus Mountain is the highest point in Montezuma County.