Necker Island (British Virgin Islands) would survive their castaway adventure for at least three weeks, but as McCullin later recounted, "because of our gathering weakness ... out of temper, and out of water, we hoisted the red flag and were taken off in the early hours of the fifteenth day". According to McCullin, there was nothing idyllic about the desert island: "The mosquitos and other insects were more venomous and persistent than any I had encountered in Vietnam or the Congo." Richard Branson's "Extreme Tech Challenge" has been hosted annually at Necker Island since 2015. Described as one of the largest technology competitions in the
Necker Island (Hawaii) Louis XVI. Few signs of long-term human habitation have been found. However, the island contains 33 stone shrines and stone artifacts much like those found in the main Hawaiian Islands. Because of this, many anthropologists believe that the island was a ceremonial and religious site. According to the myths and legends of the people of Kauai, which lies to the southeast, Necker Island was the last known refuge for a race of mythical "little people" called the Menehune. According to the legend, the Menehune settled on Necker after being chased off Kaua'i by the stronger Polynesians and subsequently built the