Humanitarian, Dr. Greg Allgood, traveled with Thomson Safaris on MTV’s Summit on the Summit Kilimanjaro trek. Dr. Allgood travels around the world distributing PUR packets, which turns dirty water into clean, drinkable water, helping to prevent illness and save lives every day. Thus far, he and his partners have delivered more than three billion liters of clean drinking water for children and their families in more than 60 developing nations.
Watch footage from MTV's Summit on the Summit trek below.
See more photos and read about the trek from the perspective of the celebrity climbers on the Summit on the Summit blog.