And the latest line of lowering light

That lingered on the stormy even,

A dim-seen line, half cloud, half wave,

Hath sunk into the weltering grave.

Castle-Oban is dark without and within,

And downwards to the fearful din,

Where Ocean with his thunder shocks

Stuns the green foundation rocks,

Through the green abyss that mocks his eye,

Oft hath the eerie watchman sent