Where can I donate a prosthetic leg?
Sorry about the loss of your father, first of all. Various charities collect prosthetic appliances and probably would appreciate that you are willing to do so. Here is a list of some on this website: http://www.amputee-coalition.org/fact_sheets/pros_limb_donations.html you might also check with your local Rotary group, as many of them do worldwide volunteer services involving medical help.