But Cliff Downing, who teaches sea survival to sailors, said he was sceptical about the latest tale.
"He thought we were tearing rocks out of the cliff, making the cliff fall down".
Particularly alluring was the Pembrokeshire Coast Path, in southern Wales, with those cliffs tumbling down to heaving seas.
The road followed the sweep of the coast with sheer cliffs dropping down to transparent blue water.
"Cliffs came down, four or five porters were deceased, buried in the rockfall," he said of the quake.
Instead, the island's starkly rugged coastline of awesome volcanic cliffs rippling down to the water's edge in stiff rocky folds, feels almost eerily enduring – and (crucially for the film, of course) totally undateable.
You'll also explore the pristine waters around Kaunolu, a favorite fishing retreat for Kamehameha I and a sacred spot for Hawaiians, and Kaumalapau Harbor, and see striking views of spiny sea cliffs, tumbling down to secluded beaches.
The comet's tricky terrain means that Philae could bash into cliffs, topple down a steep slope, or even disappear into a fissure.
The scenery here is superb, with cliffs dropping down to a row of houses and the foaming edge of the sea.
