As he passed along the coast he turned to examine the opening which Captain Cook had called Port Jackson, and soon found himself in a winding channel of water, with great cliffs frowning overhead.

From the waterfall cliffs Yuanwang, rock if washed, stacked like iron off, deep water Bi, and occasionally in the sun, the winding missing.

Winding through mountains and under highways, a man made tunnel system 44 miles long will pump the water into a reservoir.