

Image by Jody Kingzett
Explore the beauty of The Trossachs National Park on this hiking adventure. Starting at Callander, you'll walk along forests, hills and lochs on a fully signposted route. Find more details about the route in the Event details below.
Depending on your pace, we estimate the routes will take:
10k (6 miles): 1.5 - 3 hours
Half marathon: 3.5 - 6 hours
Full marathon: 7 - 12 hours

Image by Patrick Harrison
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Whether you're new to hiking or a regular walker, we'll support you from fundraising to the finish line.
Once you sign up for your Big Hike event, you'll receive a welcome pack with all the need-to-know details to help you feel fully prepared for the day.
The start and finish point is Claish Farm, Callander, Perthshire, FK17 8JJ. If using what3words enter punch.flame.buzzards in the free app to find the exact starting point.
Please head to the event site at least 45 minutes before your start time; we'll email you a reminder of your time as soon as you've signed up.
All routes are fully signposted and our marshals and volunteers will be there to assist you along the way.
This full marathon takes you past the Falls of Leny, along beautiful Lochs such as Lubnaig and Venachar and up into Strathyre Forest. The hike will follow a circular, anticlockwise route climbing ≈2,000 ft. It has three support points where you'll find hot drinks, a selection of snacks and fruit, water, medics, ample bench seating, music and toilets.
Maps: See the route map and elevation map(PNG, 126 KB).
This half marathon hike takes you past the Falls of Leny, along the incredible Loch Lubnaig and up into Strathyre Forest. The hike will follow a circular, anticlockwise route climbing ≈1,100 ft. It has one support point where you'll find refreshments, snacks and toilets. It has one support point where you'll find hot drinks, a selection of snacks and fruit, water, medics, ample bench seating, music and toilets.
Maps: See the route map and elevation map(PNG, 130 KB).
This 10k hike takes you around Bochastle Hill, across the Eas Gobhain river, through Coilhallan Woods and into Callander. The hike will follow a circular, anticlockwise route climbing ≈550 ft.
Maps: See the route map and elevation map(PNG, 119 KB).
*Please note that the routes are subject to change.
Free parking is available for all Big Hike participants at Claish Farm. You'll be able to park your car at the start venue for the duration of your Big Hike.
Bus: several bus lines stop at Callander. Visit McGill's and CityLink for bus timetables.
Toilet facilities will be available at the start and finish areas and at support points along the route.
Water refill points, hot drinks and snacks will be provided at the start area and at support points along the route.
Full marathon hikers will receive lunch at the second support point, followed by a hot meal at the finish area. Half marathon and 10k participants will receive a hot meal at the finish area.
Sandwiches (selection of both white and malted wheat bloomer).
Tuna mayonnaise
Chicken mayonnaise
Honey roast ham & Scottish Cheddar
Scottish Cheddar & onion chutney (v)
Hummus, red pepper & crunchy salad (ve)
Classic Chilli con Carne with Mexican rice – tortillas chips / cheese / sour cream / salsa
Plant based Cottage Pie with carrots
Dietary requirements will be catered for on the day. We'll send you an email around one month before your event to ask for your dietary requirements - please complete this as soon as possible.
The start/finish venue is wheelchair friendly, but the course is not. If you're not taking part in Big Hike and wish to bring a carer with you, please ask you carer to call 0300 123 0770 and we can talk them through the process.
Dogs are not allowed, except for service dogs.
Free parking is available for all Big Hike participants at Claish Farm, Callander, Perthshire, FK17 8JJ
No bag drop is available

Interested in hiking but can't make this location or date? Whether you're looking for coastal views or rolling hills, we have a Big Hike for you. Discover our seven hikes taking place across the UK so you can find your perfect adventure.

From guiding our hikers on the route, to helping out at support points, there are lots of opportunities to get involved, while enjoying breathtaking views.