Off the coast of Spain in the Mediterranean, the <a about="#mwt66" data-mw='{"parts":[{"template":{"target":{"wt":"Ship","href":"./Template:Ship"},"params":{"1":{"wt":"DSV"},"2":{"wt":"Alvin"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/DSV_Alvin" id="mwwA" rel="mw:WikiLink" title="DSV Alvin" typeof="mw:Transclusion">DSV<span typeof="mw:Entity"> </span><i>Alvin</i></a> submarine finds a <a href="https://en.wikipedia.org/wiki/1966_Palomares_B-52_crash" id="mwwQ" rel="mw:WikiLink" title="1966 Palomares B-52 crash">missing American hydrogen bomb</a>.