And, the last day being come, Man stood alone
Ere sunrise on the world's dismantled verge,
Awaiting how from everywhere should urge
The Coming of the Lord. And, behold, none
Did come,—but indistinct from every realm
The end of the world is approaching; right before this final hour, the last man has nowhere to turn for aid but to the heavens. 
 The theme and imagery of this poem draw heavily on the biblical Book of Revelation, a.k.a. Apocalypse.
And the Last Day Being Come Man Stood Alone