This page is designed to be a continually updated list of indigo children. I'm not sure I understand what is meant by indigo children, actually, so this is a selection of links to pages about unusual children in general.
This is a Russian boy who claims to have lived on Mars.
This is an American girl who is a genius for painting and poetry. I must admit I assumed she must have been brought up in a fundamentalist faily, but it appears that this is not true.