This Apartment Complex Looks Like A Sci-Fi Prison
When Your Character Reaches The Edge Of The Map And Can Not Go Any Further
Duga was a Soviet over-the-horizon (OTH) radar system used as part of the Soviet anti-ballistic missile early-warning network. The system operated from July 1976 to December 1989. Two operational Duga radars were deployed, one near Chernobyl and Chernihiv in the Ukrainian SSR (present-day Ukraine), the other in eastern Siberia
These things were so powerful it interfered with radio signals half way around the world. Some radios would get constant tapping sounds dubbing these “the Russian woodpecker”