Adrian Davies / Rainforest canopy walkway, Sabah, Borneo, September 2015.

David Woodfall / Mixture of flowers, including Marigolds (Calendula officinalis) sown to attract wild bee species grown on roundabout / underpass of Motorway, M32, in inner city Bristol, Avon, UK, September.

David Tipling / Aerial walkway through Rainforest canopy at Exploramo Lodge, Iquitos Region, Amazon, Peru

Paul Harris / 2020VISION / Family on raised wooden walkway on visit to the Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Guy Edwardes / 2020VISION / Family, couple with baby, birdwatching in reedbeds at Westhay SWT reserve, Somerset Levels, Somerset, England, UK, June 2011 Model released

Pete Oxford / Canopy Walkway, 275m long, 36m high rigid walkway, at Sacha Lodge. Napo River bordering Yasuni National Park, Amazon Rainforest Ecuador.

Tim Laman / Dog walking along bridge walkway, and homes in Waifoy Village, Mayalibit Bay, Waigeo Island, West Papua, Indonesia, April 2007

Tim Laman / Boy (five years) running along canopy walkway through temperate rainforest, Capilano Park, Vancouver, British Columbia, Canada, August 2005, Model released

Tim Laman / Young boy aged 7 (model released) exploring a canopy rope bridge walkway through the lowland dipterocarp rainforest in Borneo. Danum Valley Conservation Area, Sabah, Malaysia, July 2007

Tim Laman / Young brother and sister (both model released) exploring a canopy rope bridge walkway through the lowland dipterocarp rainforest in Borneo. Danum Valley Conservation Area, Sabah, Malaysia, July 2007

Wild Wonders of Europe / Biancarelli / People on walkway above water, Velike kaskade, Lower lakes, Plitvice Lakes National park, Croatia, October 2008

Juan Carlos Munoz / Canopy walkway, rope suspension bridge, in rainforest canopy, Mount Kinabalu NP, Sabah, Borneo, Malaysia