At Hugh Gorge, walkers may need to take off their boots and cross through water, while incredible Standley Chasm has towering rock walls that blaze a fiery vermillion when lit by the midday sun.
But Home Secretary Theresa May was said to be very unhappy after Sir Hugh rejected suggestions that the restoration of calm after the riots in England last week was due to political intervention, says the BBC's Danny Shaw.
Hugh Pennington, the emeritus professor of bacteriology at Aberdeen University, told Newsnight that any new cases may well have originated at the same time as the original vCJD outbreak.