The project "Lecturers without borders" was started in 2017. are scientists and university and school professors use different travel opportunities to give free outreach-lectures in local schools and universities to complement educational systems www.scied.network For that we need to collect the information about local schools and universities around the world about already existing connections between scientists and schools. We do that through slack of Lecturers without borders lecturerswiborders.slack.com Openstreetmap and via offline discussions.