I found out that I liked transcribing violin pieces for piano. Here is a video of the piece.

Arcangelo Corelli - Concerto Grosso Op. 6 No. 4
http://www.youtube.com/watch?v=BVM9MpCu_Jc

Here are the PDF and MIDI files.

http://www.mediafire.com/?yimzyeh2tm1
http://www.mediafire.com/?mjiooztmidn

I transcribed this from the actual violin score. I tried to make it sound reasonably close to the original, and also be playable by my own hands (which means it's too simple for most of you) grin