No Barrier

Book three of The Timeless Land trilogy, Eleanor Dark's best known work, continues the story of colonial Sydney up to the crossing of the Blue Mountains.
the story of the Mannion family continues after the Bligh rebellion. As the young Mannions grow to maturity, so too the settlement at Sydney Cove develops into a town of substance. And later, the longings of young Miles Mannion are echoed in the efforts of the settlers to spread to the west. the discovery of a route over the Blue Mountains west of Sydney means there will be no further barrier.