Which key collaborations has Ankesh Kumar undertaken in the travel and tourism sector?

I'm sorry, but the available content doesn't directly address the specific collaborations Ankesh Kumar has undertaken in the travel and tourism sector. However, Ankesh Kumar is a part of the iSonic team, which has worked with numerous companies and content creators across a variety of industries.

Would you like to know more about the general projects that the iSonic team has been involved in? Or perhaps you're interested in the backgrounds of the other team members?