Enjoy a trip through the scenic blue mountains and admire the otherworldly beauty of the jenolan caves on a day tour from sydney pass through the mountain township of katoomba and take in panoramic views of the three sisters pinnacles at echo point see the stalactites and dramatically lit chambers of the jenolan caves and photograph the stunning waters of the blue lake alternatively you can add the optional plughole tour to delve deeper into the subterranean world of the jenolan caves abse