Incongruous in the Tasmanian landscape, much like Kubrick's
black monolith of 2001: A Space Odyssey. For future visitors to discover - its alien presence
suggesting it was put there with intent.
And if future visitors can decipher the messages it contains, they could have a
glimpse of what caused the collapse of our civilisation.
This is Earth's Black Box - a tool for analysis and a warning of the risk we run with how we are mismanaging our climate.
To be placed in south-western Tasmania, it is already listening: