Kirkendall-Spring / Close up on mountain biker's foot pedalling, in Cascade foothills, Washington, USA. April 2013. Model released.

Jerry Monkman / Woman mountain biking on a trail in an abandoned granite quarry on Millstone Hill, Barre, Vermont, USA. autumn. Model released, October 2010

Jack Dykinga / Mountain Biker stood on a ridge at sunrise overlooking the Grand Canyon, Grand Canyon NP, Arizona, USA

SCOTLAND: The Big Picture / Mountain bikers high five after reaching the summit of Suilven at sunset, North West Highlands, Scotland, UK. May, 2017.

SCOTLAND: The Big Picture / Sunrise over a high camp on Suilven, North West Highlands, Scotland, UK. May, 2017.

SCOTLAND: The Big Picture / Mountain biker riding along mountain ridge at sunset, North West Highlands, Scotland, UK. May, 2017.

SCOTLAND: The Big Picture / Mountain biker riding up rugged terrain with a view of surrounding islands, Isle of Harris, Outer Hebrides, Scotland, UK. April, 2015.

SCOTLAND: The Big Picture / Two mountain bikers descending a mountain ridge at sunset, Cairngorms National Park, Scotland, UK. September, 2015.

SCOTLAND: The Big Picture / Mountain biker riding along mountain ridge at sunset, Suliven mountain, North West Highlands, Scotland, UK. March, 2017.

SCOTLAND: The Big Picture / Luib Chonnal Bothy under the night sky. Brearoy, Lochaber, Highlands, Scotland, UK. November, 2018.

SCOTLAND: The Big Picture / Two mountain bikers on mountain trail at sunset in mid-summer, Cairngorms National Park, Scotland, UK. June, 2018.

SCOTLAND: The Big Picture / Mountain biker on rugged mountain terrain watching the sunset in summer, Cairngorms National Park, Scotland, UK. August, 2018.

SCOTLAND: The Big Picture / Mountain biker on mountain silhouetted against the lights of aurora borealis in the night sky, West Lewis, Outer Hebrides, Scotland, UK. April, 2015.

SCOTLAND: The Big Picture / Mountain biker watching a display of aurora borealis lights across the night sky from the Cairngorm Plateau, Cairngorms National Park, Scotland, UK. September, 2015.

Ashley Cooper / Mountain bikers cycling on a cycle track through the Forest of Dean, Gloucestershire, UK. June, 2021.

Eduardo Blanco / Cyclist beside Castildetierra mountain looking at rainbow over badlands of Bardenas Reales Natural Park. Navarre, Spain. February 2015.

Ashley Cooper / Rapidly receding Brenva Glacier in the Mont Blanc range, Italy, with cyclists. August 2014

Ashley Cooper / Mountain bikers on Mont de la Saxe above Courmayeu, Italy. August 2014

Ashley Cooper / Mountain bikers at Black Law windfarm near Carluke in Scotland, UK. When it was constructed it was the largest wind farm in the UK with 54 turbines with a capacity of 97 Megawatts, enough to power 70,...

Kirkendall-Spring / Cyclocross bicycle race in Seattle, Washington, USA. November 2015.

Kirkendall-Spring / Close up on mountain biker's foot pedalling, in Cascade foothills, Washington, USA. April 2013.

Kirkendall-Spring / Mountain bike ridding at Saint Edwards Park, Washington, USA. Model released.

Kirkendall-Spring / Mountain biker holding up his bike on top of Murphy Climb along the White Rim Road in the Island In The Sky District. Canyonlands National Park, Utah, October 2012. Model released.

Kirkendall-Spring / Mountain bike ridders on the White Rim Road near Shafer Trail junction. Canyonlands National Park, Utah. Model released.

Mark Hamblin / 2020VISION / Mountain biker on upland path on route to Ben Macdui, Cairngorms National Park, Scotland, UK, August.

Jerry Monkman / Man riding his mountain bike through woodland at Moose Brook State Park in Gorham, New Hampshire, USA, August 2008. Model released.

Jerry Monkman / A man riding his All Terrain Vehicle along a forest track, Jericho Mountain State Park, White Mountains, Berlin, New Hampshire, USA. September 2009

Jerry Monkman / A mountain bike and timber barn on Birch Hill in New Durham, New Hampshire, USA. July 2008

Jerry Monkman / A mountain bike and timber barn on Birch Hill in New Durham, New Hampshire, USA. July 2008

Jerry Monkman / Mountain biking on the Moab Slickrock Bike Trail, Navajo Sandstone, La Sal Mountains in background. Utah, USA

Jerry Monkman / Mountain biking on the Moab Slickrock Bike Trail, Navajo Sandstone, La Sal Mountains in background. Utah, USA

Jerry Monkman / Mountain biking on the Moab Slickrock Bike Trail, Navajo Sandstone, Moab, Utah, USA, full moon

Jerry Monkman / Mountain biking on the Moab Slickrock Bike Trail, Navajo Sandstone, Moab, Utah, USA

Jerry Monkman / Mountain Biking on an old logging road near Loon Mountain, White Mountains, New Hampshire, USA, autumn

Jerry Monkman / Mountain Biking on an old logging road near Loon Mountain, White Mountains, New Hampshire, USA

Jerry Monkman / Mountain Biking on Providence Pond Loop Trail, White Mountains, Chatham, New Hampshire, USA

David Noton / Woman on mountain bike cycling amongst horses on Hambledon Hill above the Blackmore Vale, Dorset, England, UK

David Noton / Woman on mountain bike cycling down leafy country lane nr Child Okeford, Dorset, England, UK

Pete Cairns / Close up of womans foot resting on pedal of mountain bike, Sutherland, Scotland, UK 2006

Jeff Vanuga / Mountain bike on top of car in bike rack with sunset Grand Teton NP, Wyoming, USA

Pete Cairns / Man cycling along woodland trail, Cairngorms National Park, Scotland, UK. mountain bike

Pete Cairns / Young boy riding mountain bike, Cairngorms National Park, Scotland, UK Model released.

Pete Cairns / Two mountain bikers cycling along forest track in Scotland, UK.