sentences:  The falls are divided into upper and lower segments with a combined height of , the upper section is not completely visible while the fully visible lower segment stands in height as it thunders out of a narrow gorge carved through dark gray basalt.The plunge pool has a picturesque quality due to the surrounding natural walls that form a semi-circular rotunda extending from the falls to the main vantage point.As with most waterfalls, Wahclella does exhibit some seasonality of water flow.