The intrepid group of 13, who have raised almost £58,000 for the hospice, enjoyed stunning views and wildlife encounters on day 1 of their adventure.
A fresh weather warning has been issued for the Highlands by the Met Office.
The route had been badly affected by Storm Babet. Disruption continues elsewhere in the north.
The A9 trunk road linking the Highlands and central belt in closed in both directions due to Storm Babet, Traffic Scotland has confirmed.
There were wide power cuts reported in parts of Sutherland, with further incidents reported to the south of Inverness and south of Aviemore.
The incident occurred in the Glenmore area sometime on Wednesday afternoon.
People are being urged not to travel within or to areas covered by a red 'danger to life' warning, and have advised caution in amber and yellow areas.
A red warning for exceptional rain posing a 'danger to life' has been extended over part of the A9 trunk road linking the Highlands and central belt.
International military exercise will involve RAF aircraft
The Met Office has also upgraded rain warnings for Caithness, Sutherland and Ross-shire to amber; after issuing a revised red alert in the Grampians.
Some economists had been predicting the rate might drop to 6.5 per cent, but it has remained unchanged at 6.7 per cent amid rising petrol prices.
The council said its roads department is preparing itself to respond to flooding incidents when the storm hits.
A separate yellow warning for rain elsewhere in northern Scotland has also been extended and now covers a large swathe of the Highlands and Moray.
Brace for flooding when Storm Babet hits the Highlands later this week, residents have been warned.
Unison has announced plans for rolling series of strikes with specific dates to be announced 'in coming days'
Two rain warnings have been issued for parts of the Highlands, with a third alert – for gales – covering virtually all of northern Scotland.
WORK to boost inclusion through the teaching of British Sign Language has earned a Highland organisation a top prize in a prestigious UK competition.
The strikes are in response to plans to cut £4 million from the UHI's budget and make dozens of staff redundant.
Four men who assaulted and robbed a man in Aviemore during the Thunder in the Glens Festival are being hunted by police.
Drew Hendry said his ongoing public survey revealed people were waiting up to two weeks for mail, and problems were 'all too common'.
