ShotHotspot has mapped 22 abandoned places in Ústecký kraj, Czechia, ranked by how often they're photographed, viewed and voted for. The most popular are Abandoned Dresden, Lost Train B1000 Abandoned and Die Bei Schloss Eisenberg. Some are private property or unsafe, so get permission before you visit.
We don't know whether you're allowed to visit any of these places. Many are private property, closed to the public or unsafe: get permission from the owner or the relevant authority, and take safety precautions.