The river?
Something copied from the Nile, delta and all.
The waterfalls?
Niagara on a larger scale.

The great trees?
Doubtless their counterparts grew in America.

The brother and the babe--would he not naturally be thinking of his brother and his babe?
The thing stood self-convicted.

Echo, echo, echo, flung back in mockery of our agonised pleadings from the cliffs of the Beyond.
And yet this dream haunted her, especially as it returned to him more than once, always with a few added details.

They often talked of this supernatural landscape and of the great radiant fan which closed at night and opened itself by day, wherewith it was illuminated.