That's a great presentation, Akarsh. Presently I am beginning to think about a "Herschel 2500" talk as I only have some 100 objects left. My last presentation, the PPT of which I would be willing to share for use and modification if anyone here is working on something similar, was "Exploration of the Southern Skies". You can get a feel for what's in it from this Facebook slideshow snapped by our president as I was speaking:
https://www.facebook.com/media/set/?...0217603&type=3
Part 1: History of astronomical expeditions
Part 2: Today's professional astronomy in the Southern Hemisphere
Part 3: Visiting to observe
Part 4: Favorite targets