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Rusty barbed wire splits on a white background.
The Great Wall of China.
Paper with four word zones Comfort Zone, Fear Zone, Learning Zone, and Growth Zone. The four zones related to personal growth and change
Stone wall with tree and green foliage, rustic countryside fence showing balance between nature and architecture, concept of privacy and boundary.
Prison security fence. Barbed wire border security fence. Razor wire jail fence. Barrier border. Boundary security wall. Prison for arrest criminals or terrorists. Private area. Military zone concept.

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