Ailinginae Atoll ( Marshallese : , ) is an uninhabited ( due to Castle Bravo nuclear testing ) coral atoll of 25 islands in the Pacific Ocean , on the northern end of the Ralik Chain of the Marshall Islands . Its total land area is only , but it encloses a lagoon of . It is located approximately west of Rongelap Atoll . The landscape is low-lying with only the top above sea level . The two entrances into the lagoon are ' Mogiri Pass ' and ' Eniibukku Pass ' . These are wide respectively
Castle Bravo
Castle Bravo
Ailinginae Atoll