<P> Alex tries calling Ben, but he declines her phone calls until he receives pictures of him and Alex on the mountain . This encourages Ben to call Alex . </P> <P> They meet at a restaurant in Manhattan, where it is revealed that Alex is now a part - time teacher who is uncomfortable flying, and Ben is now working as a consultant at trauma clinics, as his frostbitten hands have not recovered sufficiently for him to operate . Ben admits that he did not call Alex back because he thought she would be married, and Alex responds that she couldn't go through with it; she fell in love with Ben while they were together on the mountain . After leaving the restaurant, Ben admits to Alex that they survived because they fell in love . </P> <P> Alex dismisses her feelings and reminds Ben of what he said on the mountain: "the heart is just a muscle ." They hug goodbye, and as they depart in opposite directions, they feel deep regrets and burst into tears and run back to each other's arms . </P> <Ul> <Li> Idris Elba as Dr. Ben Bass, a neurosurgeon </Li> <Li> Kate Winslet as Alex Martin, a photojournalist </Li> <Li> Dermot Mulroney as Mark, Alex's fiancé </Li> <Li> Beau Bridges as Walter, the pilot of the charter plane </Li> <Li> Raleigh and Austin as Walter's dog </Li> </Ul>

What is the ending to a mountain between us
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