You can see a "Mobelix" sign to the left of the image, which is a furniture store in Czechia. Googling for locations turns up one in Pilsen, Czechia, that matches the description of the original image. The chimneys are to the north of the store, and are owned by a company called "Energetika"

Original writeup (https://github.com/h0ffayyy/CTF/blob/master/Syskron_Security_CTF_2019/writeups/industrial_sightseeing_tour_3.md).