The camp is built mainly of wooden, semi permanent SEA (South East Asia) huts and is surrounded by a 2.5 m (8.2 ft) high earthen wall. The camp occupies 955 acres (3.86 km2) of land. To construct the base, two hills were flattened and the valley between them was filled. In August 1999, 52 helipads were constructed on the facility’s west perimeter to handle helicopter aviation.
It is the most remote inhabited archipelago in the world.
Tristan da Cunha’s residents managed their own affairs without any written laws. The inhabitants have been described as moral, religious, hospitable to strangers, well-mannered and industrious, healthy and long-lived. They lack intoxicating liquors and were said to commit no crimes. As of 2003, there have been no divorces. They were daring sailors, and in small canvas boats of their own building voyage to Nightingale and Inaccessible islands. They knit garments from the wool of their sheep, are good carpenters, and make serviceable carts.