Possible Clues:

• Banished, as Napoleon
• Stranded on land in the sea
• Stranded like Gilligan was
• 'And — in sudden seas of light, / My heart pierced thro with fierce delight ...' (Tennyson, Poems, 1833)
• 'Thank Him who ___ us here': Tennyson
• Placed on Capri, e.g
• Banished to Elba, e.g
• Marooned, maybe