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) Necker Island (Hawaii) Necker Island (Hawaiian: Mokumanamana) is a small island in the Northwestern Hawaiian Islands. It is located at in the Pacific Ocean, northwest of Nihoa and north of the Tropic of Cancer. It contains important prehistoric archaeological sites of the Hawaiian culture and is part of the Hawaiian Islands National Wildlife Refuge within the Northwestern Hawaiian Islands National Monument. The United States Census Bureau reports its land area as . The island is rocky with steep sides and has very little soil. Its highest elevation is . The island is named after Jacques Necker, a finance minister of