For over thirty years, Colin Prior has meticulously documented our mountains and wild places. By any standard, he's one of the world's great landscape photographers. Capturing vast sweeping panoramas, his images have been a revelation.

In the middle of winter, with 17 hours of darkness, over 500 competitors head north of Inverness for one of the world's toughest mountain bike races - the Strathpuffer 24. It's the largest ever 'Puffer - an event where competitors push themselves and their bikes to the very limit.

Cameron McNeish describes Scotland's wild places as a 'world-class landscape', and he celebrates this with a new trail linking Iona in the west with Tarbat Ness on the north-east coast. Continuing his journey, Cameron walks the final part of this 250-mile route.

Cameron McNeish celebrates the best of Scotland's history and landscape with a new coast-to-coast walk across the Highlands from Argyll to Easter Ross. This is a journey into a rich and often turbulent past, following in the footsteps of our ancestors, the Celtic priests, Vikings, fugitives, red coat armies, or even those who earned their day-to-day living here, the lead mine workers, deer stalkers, drovers and hydro workers.

In this programme, The Adventure Show is in the imposing landscape of Glencoe, for what must be one of the most dramatic marathon courses anywhere in the UK. The scenery may be inspiring, but this is a tough race with over 1,600 metres of ascent including 500 metres over the aptly named Devil's Staircase.

The Adventure Show heads to the north west for a 90-mile cycling event. The Bealach Mor includes the biggest road climb in the UK, with 2,000 feet of ascent in just six miles.

The Adventure Show is in Torridon for the Celtman Extreme Scottish Triathlon, which starts with a three kilometre open water swim that's followed by over 200 kilometres of biking. The finale is a 42 kilometre run, which includes anascent of one of Scotland's Munros. It's been described as one of the toughest days of your life and for most just finishing is a major achievement.

We're at the spiritual home of Scottish mountain biking, Fort William, for the 2013 World Cup and there's no shortage of action.

We take to the rapids and stunning white water of the River Tay, near Aberfeldy.