Kaamya Karthikeyan, a 17-year-old student from the Indian Navy Children's School in Mumbai, has etched her name in history as the youngest woman to scale the highest peaks on all seven continents. Kaamya achieved this remarkable milestone on December 24 when she scaled Antarctica’s Mount Vinson. Accompanied by her father, Commander S Karthikeyan of the Indian Navy, Kaamya conquered the …