Khan has climbed various peaks as part of his efforts to create awareness about climate change and spread the message of world peace.

So far, he has climbed Mount Vinson (Antarctica), Mount Everest (Asia), Mount Denali (North America), Mount Kilimanjaro (Africa), Mount Elbrus (Europe) and Mount Aconcagua (Argentina). He also reached the summit of Ojos del Salado, the highest active volcano, located on the Argentina-Chile border.

Khan told PTI that he scaled Mount Kosciusko on November 10 and hoisted the Indian national flag.

He is currently on leave from his government service.