In 1953, North and South Korea established a demilitarised zone; decades later human isolation led to the formation of a 155-mile-long wildlife haven

• Soldiers on both sides stand behind fences and in between are thousands of landmines.
• For more than 70 years, humans have not ventured into a 155-mile-long corridor that divides two nations, North and South Korea.
• While boundaries and borders can ward people off, nature is above all such regulations.