Then the world we are in now would be different. What if you could go back in time to the period of the dinosaurs?

That would be hard cause I don't want to be chased and become food for the dinos.:3
What if the super volcanoes simultaneously erupted? :O

i would imagine entei had caused it to happen.
what if vampires and werewolves where real?

I would always try to stay in a place where there is light, garlic, and stuff that would keep them away. What if you were accidentally sent off to space instead of someone else?

if i had the right equipment with me id make the most of it.
what if your favorite movie star knocked on your door what would you do?

Hm, I would try to be nice to them and complement them, since they are my favorite movie star. What if a clone trooper from star wars comes barging into your house in the middle of the night?

I will kick his ass and command him to go home.xD
What if out of the blue a big shark came circling around your small boat?

I would be freaked out and pray that he is not trying to kill or eat me. What if you were swimming in your swimming pool when a bolt of lightning hits ten meters away from you?

its only 10m away from me as long as its not on me im not worried
what if u were put in a room full of snakes for a week ??

I'll befriend the snakes. JK. I'd be dead from their poisonous bites :)
What if you knew something which is top secret and concerns your government and country?

maybe keep it to my self, and use it when the time comes...
what if, you could talk to animals?

im already tired of talking with social animals (human beings) dont wanna talk with animals :P
what if animals cud fly and birds cudnt ??

Oh it would be fun watching elephants or sperm whales flying. xD
What if you found an ancient artifact that contains the secrets to the elixir of life?

I'll create the elixer of life from that info, granted that I could undo the effects when I want to. XD
what if you were reincarnated and you have all the memories you have in your previous life?

I would try to always keep those memories and stay with the friends I had in my first life. What if you tried logging in, but your account went crazy and deleted all your stuff?