Question

Although Shackleton''s mission to cross Antarctica by foot failed, the Imperial Trans-Antarctic Expedition is hailed as a milestone in expedition history. Why?

Answer 1

A.  because Shackleton brought all 27 of his crew members back alive

Absolutely, the correct answer.  

Answer 2

Shackleton’s mission to cross the Antarctica by foot failed, but still The Imperial Trans Antarctic Expedition is hailed as a milestone in expedition history because it shifted the international focus towards the Antarctic and resulted in numerous scientific and geographic expeditions. As many as 10 countries launched 17 Antarctic expeditions. Actually the failed mission of Shackleton resulted in great interest among the countries to conquer the unconquered. This is the main reason why the expedition of Shackleton’s failed mission is important.