This work ends with the line, "For he on honey-dew hath fed, and drunk the milk of Paradise", and also describes "a miracle of rare device, a sunny-pleasure dome with caves of ice!"  
The speaker of this work describes a river which meandered through wood and dale "with a mazy motion".  That river sprang from a fountain which burst forth from a chasm and which also produced huge fragments which "vaulted like rebounding hail, or chaffy grain beneath the thresher's flail", and among whose tumult the title character of this work heard voices prophesying war.  This work ends with the line, "For he on honey-dew hath fed, and drunk the milk of Paradise", and also describes "a miracle of rare device, a sunny-pleasure dome with caves of ice!"  For 10 points—name this narrative poem by Samuel Taylor Coleridge.
The speaker of this work describes a river which meandered through wood and dale "with a mazy motion".  
“{Kubla Khan}”