📜 Former sanatorium, site of Nazi mass murders 1940-41. 🔍 Commemorates victims of 'Action T4' euthanasia and concentration camp prisoners. # Why Go🧠 Learn about a dark chapter of history 🏛️ Explore permanent exhibition and memorial area 🚶 Access via a historical signposted path # Hours🕒 Mon-Fri 9:00-16:00, Sat-Sun & Holidays 11:00-17:00 # 🅿️ Arrival🚍 Bus stop 'Landratsamt Pirna' ~500m away.