Kaamya Karthikeyan, a Class 12 student, is the youngest woman in the world to scale the seven highest peaks across seven continents.
Mountaineer Ajeet Bajaj and his 28-year-old daughter Deeya Bajaj are the first Indians to complete the Explorers Grand Slam.
Satyarup Siddhanta is the youngest mountaineer in the world to climb both the Seven Summits and the Seven Volcanic Summits.
'Someday I will summit all peaks, but right now I want to complete my BSc.'
Long queues near the top prolonged the wait times this year, causing oxygen tanks and physical endurance to drain on the way down. The 'traffic jams' likely contributed to the death of 11 people including three Indians.