I'd like to start playing tennis. I used to really like it, but just stopped doing it. My father was too busy to take me to practice, like he said he would.
Other than that, I'd love to get into Politics, just to see what it's like.
Become an actor in Hollywood. Not those unnameable, "you see them in some movies and end up playing guest roles in some tv show", but one of the more famous and noticeable ones you can easily name if they were to be on a movie or tv show.
I regret not having acted upon my artistic urges in the past, so this summer I will indulge myself and join some sort of art course, whether it be pottery, textiles or painting.
I actually took a charcoal drawing class many years ago and found it to be very beneficial. I learned a lot of interesting techniques and drew some impressive images with just charcoal. I suggest you try it Finn, it's a great amount of fun.