VivosxPoint是这些售罄的社区避难所之一。这座靠近南达科他州布拉克山的避难所由575个军用地堡构成，在1967年前用作军火库。
One of those shelters , Vivos xPoint , is near the Black Hills of South Dakota , and consists of 575 military bunkers that served as an Army Munitions Depot until 1967 .
布拉克山