Enjoy a picnic, a walk and the spring wattle blossom.Things to do- The park is an excellent place for picnics, walks, bird observing and photography.- Stand on the viewing platform - the basalt Keilor Plains all around you are part of one of the world's largest lava flows.- Walk down the path to view the 'organ pipes' - a set of basalt columns formed by lava.- Look for yellowish sandstones and mud