While pulling weeds in his son's garden at Palm Beach, north of Sydney, he fell backwards over a cliff, landed on rocks and cut his head.

ECONOMIST: Face value

If a skier is pushed off a cliff, gets stuck in a divot or suffers trauma from hitting rocks or trees, an airbag deployment may be useless.

BBC: The ski gear that could save lives

Groups of chatty walkers make a clanging noise as they descend the metal stairs to reach Hopewell Rocks, a motley collection of sandstone outcrops on a muddy beach against a high, green-fringed cliff.

BBC: The Titanic��s final resting place