Zwinger Dresden, Germany
3AM-3AM on 30/10/2016, 29/10/2017, 28/10/2018, 27/10/2019, 25/10/2020...
2016-2020
A yearly ritual, started on 30/10/2016, always from 3AM–3AM, when summer time changes to winter time, and all clocks are stopped for one hour, in the Zwinger and open to the public, the porcelain carillon plays.
http://inverse-dresden.eu