River Torrens like: Sheoak ("Casuarina stricta"), native cherry ("Exocarpos cupressiformis"), native pine ("Callitris preissii") and Australia's floral emblem the golden wattle ("Acacia pycnantha") From its source the river flows westwards through Birdwood and Gumeracha. It then continues down through Torrens Gorge entering suburban Adelaide at Athelstone with some of its path paralleled by the O-Bahn Busway. It passes between the city-centre and North Adelaide, forming the Torrens Lake between the Adelaide Zoo and a weir opposite Adelaide Gaol. The river then continues the remaining eight kilometres to the sea at Henley Beach South, emptying into Gulf St Vincent via a constructed outlet.
River Torrens Busway was opened, the bridges were designed to cope with this scale of flood, although the two bridges in St Peters would likely be awash. The Torrens Lake was created in 1881 with the construction of a weir, landscaping of Elder Park and modification of the river's bank and surrounds into an English formal park. The lake forms a centrepiece of many Adelaide events and postcard scenes. Elder Park with its iron rotunda was opened on 28 November 1882. The Rotunda is a largely Glasgow built iron bandstand which was funded by Sir Thomas Elder Smith, the park being named