beyond the black stump

Etymology
Origin and development contested; possibly from the use of fire-blackened tree-stumps when providing directions to people, or from a particular black stump: see Wikipedia. Attested since the 20th century, and possibly developed in the 19th century.

Prepositional phrase

 * 1)  In an extremely isolated place, remote from populated areas; in the middle of nowhere. Typically used to refer to outback areas.

Synonyms

 * See Thesaurus:remote place