The inspirational 20-year-old conquering Africa's highest peak in a wheelchair

Story highlights

  • South African Chaeli Mycroft plans to be the first female quadriplegic to climb Kilimanjaro
  • The disability rights activist, who won an International Children's Peace Prize, will turn 21 on the mountain

(CNN)Life is full of little challenges. But some of them, like climbing the majestic Mount Kilimanja