The Leopoldsberg church is a Roman Catholic quasi-parochial church in the Kahlenbergerdorf area of Döbling. It is dedicated to Saint Margrave Leopold and is attached to the parish church of Nussdorf.
After being closed for a long time for repairs, the church was opened to the public in June 2018.
Wikipedia https://en.wikipedia.org/wiki/Leopoldsberg_church
Address 1a Am Leopoldsberg, 1190, Austria
Coordinates 48°16'40.323" N 16°20'48.671" E