A researcher says the Robe obelisk could fall into the sea in five to 25 years' time. A committee recommends creating a replica of it before the cape it is on collapses. Rising sea levels ...

The obelisk, erected on Cape Dombey in 1855 to guide ships, will fall into the sea as soon as 2051 – or sooner, depending on storms. Coastal erosion forecasting shows the entire headland will be ...