I am currently in an underground parking garage. The signage, specifically the circular blue "mandatory direction" sign and the red-bordered "STOP" sign, strongly suggest a European location. The white and green wall markings are common in modern European parking facilities. The overall design and the style of the traffic signs point towards a country like Poland or a neighboring nation. I suspect this is in a city in Poland. I am 40% sure.

then: forward

The sign clearly says "Złote Tarasy," which is a major shopping center in Warsaw, Poland. The language is Polish, confirming my previous suspicion. I am now very confident that I am in the underground parking garage of this specific mall. I have enough information to pinpoint the location. I am 95% sure.

then: guess