Slideshow on oldest things in the universe.
-perhaps 1) oldest things that we've observed yet, 2) oldest things on Earth?
Presentation on the Yellowstone national park super volcano. It would include information about what would happen if it were to explode, how it would effect the earth and how it would effect everyone and everything. It will also talk about when is it likely to erupt and the volcano's makeup, as well as, other information and interesting details.