Mary Lamb, 65, faced a chest infection, stomach bug and was '10 minutes away from hypothermia' during her intense three-day mountain challenge. Yet, she conquered the peaks of Ben Nevis, Scafell Pike and Snowdon with support from the British Army and her trusty assistance dog Sheldon. "Honest to God, I don't know how I got through it," Mary admitted.

"I was told it couldn't be done and so I was just going to do it and that was all there was to it. You just push on through. If I say I'm going to do something, I'll do it! ".

Her 'dream team' included pals Sian Cuthbertson, Jill Tinsley, Kev Pearson, hubby Mike and Jamie Macdonald from Dogs For Good. They travelled between the mountains in a Skoda Kodiaq SUV, with soldiers from various Army Corps, Regiments and Units, led by Capt James Martin of the Royal Engineers and Mountain Leader Sgt Chris Gooch of the Mercian Regiment. Together, they endured brutal weather with sub-zero temps, gale-force winds and pelting rain, plus treacherous paths that broke Mary's custom trike multiple times, necessitating on-the-fly fixes.

"It was very dangerous because there are sheer drops along the way," Mary revealed. "The lads caught me several times as I was falling out of my chair and I was left black and blue by the whole thing, but it was worth it." The grandmother of nine, from Wirral, has been wheelchair-bound since 2007 due to a rare genetic condition.

However, thanks to the assistance of four consecutive service dogs provided by the chari.