This report from UNICEF highlights the many dangers, risks, and challenges faced by unaccompanied refugee and migrant children travelling to Europe on their own to escape conflict, poverty, or other forms of oppression. The report lists key principles in protecting unaccompanied refugee and migrant children, outlines facts at a glance, and offers a brief description of the current crises in a number of countries, including Syria, Iraq, Nigeria, and Somalia. The report also shares the stories and voices of refugee children themselves.