The island was surrounded by some kind of shield that hid it from view until a nasty storm hit it, and dissipated the shield for just long enough for scientists confirm what Oceanographers first thought, there was an island there. But why was it hidden? Well I believe that's why the Government sent 10 ships to the island full of military hardware and personnel as well as scientists to discover why.
Rated teen for language, and violence

Proofreaders:
The Byzantine Dragon - The Grammar Nazi