burning photo booth videos to cd

I have been doing a video diary with my little girl for 4 years and would like to try and save it to disc or anywhere that will ensure it is not lost of this computer dies. Can anybody help with this and give me any advice??? I have been told I can drag and drop the vids anywhere, but i dont know where i would need to drop them in order to burn the. If any1 knows please let me know in step by step basics. Also i have opened i video and im trying to imprt them but no joy, I have also tried to drag and drop but still nothing. Thanks