Last week’s announcement that a boot and partial remains believed to belong to the British explorer Sandy Irvine had been found on Mount Everest by a National Geographic documentary crew supercharged interest in a mystery that has endured since he vanished with George Mallory on the mountain 100 years ago.

The find comes 25 years after Irvine's climbing partner George Mallory’s frozen body was also discovered on the Himalayan peak.

A National Geographic team discovers a preserved boot with Andrew Irvine's name on it, providing significant evidence in solving the nearly 100-year-old mystery of Irvine and Mallory's ill-fated 1924 Everest expedition.

A longstanding mystery is finally solved 100 years after mountaineer's disappearance.

A group led by filmmaker Jimmy Chin found the boot of Andrew "Sandy" Irvine, the British climber who vanished on Everest alongside George Mallory in 1924. Experts say the mystery involving the duo remains.

A National Geographic documentary team said Friday that in September membrs found a boot and the remains of a foot that belonged to legendary mountaineer Andrew "Sandy" Irvine on the slope of Mount Everest.

British explorer Andrew ‘Sandy’ Irvine’s partial remains believed to be found on Mount Everest after 100 years - Mystery of disappearance of climber Andrew ‘Sandy’ Irvine appears to have been solved 1

A National Geographic documentary crew may have found partial remains of the foot of Andrew “Sandy” Irvine, the famed mountaineer who disappeared on Mount Everest 100 years ago.

One of the greatest mysteries in mountaineering history has taken a step closer to resolution. Grayson Schaffer’s recent article in National Geographic revealed