What is termed a landslide;
Prism perfect

"...Near the close of exceedingly warm day, I was sitting, book in hand, at an open window, commanding, through a long vista of the river banks, a view of a distant hill, the face of which nearest my position had been denuded by what is termed a land-slide, of the principal portion of its trees. ..."

"...Extending forward, parallel with the proboscis, and on each side of it, was a gigantic staff, thirty or forty feet in length, formed seemingly of pure crystal and in shape a perfect prism,- it reflected in the most gorgeous manner the rays of the declining sun. ..."

These are both excerpts from "The Sphinx", by Edgar Allen Poe.  Read the entire short story here.

  Songs referenced: 

Professional Widow