When in Tbilisi last new years eve, we visited a cousin who lived in a soviet era concrete tower block system built on a steep hill. In the dark I totally lost track of vertical orientation as we went up and down differebt levels and across the now famous skybridge. To me it was just a block flats where someone lived.
https://www.yellowtrace.com.au/alex-schoelcher-plato-1-brutalist-architecture-tbilisi/
https://www.yellowtrace.com.au/alex-schoelcher-plato-1-brutalist-architecture-tbilisi/