A "No-Go Zone" refers to an area where access is restricted or prohibited due to safety concerns, legal regulations, or other reasons. These zones can be established in various contexts, such as urban environments, military operations, or disaster sites. They are often marked to prevent unauthorized entry and to protect individuals from potential dangers. In urban settings, No-Go Zones may arise due to high crime rates or ongoing conflicts, making them unsafe for residents and visitors. In military contexts, these zones are designated to keep civilians away from active combat areas or hazardous materials, ensuring the safety of both military personnel and civilians.