1) Mount Everest - Nepal/Tibet
(29,035ft/8,850m)

2) Aconcagua - Argentina
(22,840ft/6,960m)

3) Denali (Mount McKinley) - Alaska
(20,320ft/6,194m)

4) Kilimanjaro - Tanzania
(19,339ft/5,892m)

5) Mount Elbrus - Russia
(18,481ft/5,642m)

6) Vinson Massif - Ellsworth Range
(16,067ft/4,897m)

7) Mount Kosciuszko - Australia
(7,310ft/2,228m)