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
Louis Necker Louis Necker Louis Necker, called de Germany (31 August 1730 in Geneva – 31 July 1804 in Cologny) was a Genevan mathematician, physicist, professor and a banker in Paris. He was the elder brother of Jacques Necker, minister of Finance in France when the French Revolution broke out. Louis Necker studied mathematics and physics at the Academy of Geneva. He finished his studies in philosophy with a thesis on electricity (1747), then graduated in law (1751). For a while he became the governor of probably Charles Christian, Prince of Nassau-Weilburg and Simon August, Count of Lippe-Detmold during their stay in