To protect the Sentinelese people - and visitors - the Indian government has established a three-mile exclusion zone.
The indigenous tribe has lived on North Sentinel Island in the Indian Ocean for an estimated 60,000 years. Their limited contact with the outside world usually involves violence, as they are hostile towards outsiders. Islanders have been known to fire arrows or toss stones at low-flying aircraft on reconnaissance missions. Tribespeople have rarely been photographed or recorded on video, as it is too dangerous to visit the island. India's government has given up on making contact with the islanders and established a three-mile exclusion zone. Read more