Decolonize hiking trail sign, Arizona, USA
Belgian Congo, 1896 map
Mudheads of Blue Canyon, Arizona, USA
Small Native American ruin in Mule Canyon, Utah, USA
Mahaulepu Heritage Trail, Kauai, Hawaii, USA
Derrickman attaching tubing to travelling block
Map of fields with red line illustrating compass bearings
Line-map of field
Vertical gold mine shaft and ore bucket
Wooden headframe over an old vertical gold mine shaft
Swirling Sandstone Rock Formations, Monument Valley, Arizona
Swirling Sandstone Rock Formation, Monument Valley, Arizona
Fault-block mountains
Eroded formations in Blue Canyon, Arizona, USA
Mudheads of Blue Canyon in Arizona, USA
Sandstone rock strata
Trail signs, Sedona, Arizona, USA
Fossilised plants in stone
Native American cliff dwelling ruins in Mule Canyon, USA
Corn cobs inside Puebloan storage granary
Ancestral Puebloan storage granary
USA, Arizona, Colorado, Sandstone buutes, plateau
Bare chested male hiker with backpack on trail at sunset
USA, Arizona, Colorado Plateau, Vermilion Cliffs, Sandstone formation
USA, Arizona, Colorado Plateau, Vermilion Cliffs, Sandstone formation, close up
Young man in forest with map
Portrait of young male hiker in sunlit forest, Ashland, Oregon, USA
Young male hiker hiking on rural road in snow covered landscape, Ashland, Oregon, USA
Two friends on trek together
Hardrock periscope, Miner's Park, Utah, USA
リュックを背負って歩く母と子
Young people hiking through forest
Three-toed dinosaur track filled with rain water
Constellations reflected in reservoir
Oil well equipment
Young people go hiking in mountain
Happy Hiker
トレッキングをする中年男性
トレッキングをする女性
双眼鏡を使う女性
ハイキングをする女性
Vintage steam boiler
Hand-powered drill press
Oil well pump jack and a hydraulic pumping unit
Horsehead oil well pump jack unit and heater treaters
Oil well pump jack unit and storage tank battery
Spain, Catalonia, hikers
Young male hiker pointing out to mountain forests, Ashland, Oregon, USA
Two women walking through nature
Hiker Appreciating Nature
Hiker Enjoying View
傘を持つ中年男性
双眼鏡を持つ中年男性
Two hikers standing in field, smiling at camera
Hiker standing next to wooden gate
Young couple going for hike, rear view
Hiker using walking stick
Young male hiker in field landscape, Great Missenden, Buckinghamshire, U.K
Mature man wearing blue jacket, portrait
Hiker reading map on wooden handrail, Montseny, Barcelona, Catalonia, Spain
Hiker looking over valley against wooden handrail, Montseny, Barcelona, Catalonia, Spain
Young woman hiking with walking poles down from Zinken mountain, Oberjoch, Bavaria, Germany
Young female hiker looking at map
Three young female hikers looking at map
Rear view of teenage boy hiking along ancient roman path, Beaufort, Echternach, Luxembourg
Female mountain climber climbing uphill, rear view, Chugach State Park, Anchorage, Alaska, USA
Young man with backpack strolling in park
Rear view of young man hiking in rain forest at Lake Atitlan, Guatemala
Pure and refreshing
Woman hiking
Teenagers hiking
Young woman smiles on a wind swept beach
Hiking equipment, a backpack, torch, flask and camera by a tree trunk. A pipe lying on an open book.
Sandstone Rock Formations at Paria Canyon-Vermilion Cliffs Wilderness
Mature man running down sandstone butte, arms raised
USA, Colorado Plateau, Utah, Arizona, Navajo Nation Reservation, Monument Valley, Sentinel Mesa and West Mitten Butte
USA, Colorado Plateau, Utah, Arizona, Navajo Nation Reservation, panorama of Monument Valley at dawn with full moon
Pack Basket for Camping
USA, Colorado Plateau, Utah, Arizona, Navajo Nation Reservation, Monument Valley, Sentinel Mesa, West Mitten Butte, East Mitten Butte and Merrick Butte at dawn with full moon
Couple hiking in the Columbia Gorge.
ハイキングをする女性ふたり
Young hiker standing in forest, portrait
Young male hiker, smiling
Female mountain climber walking down hill, Chugach State Park, Anchorage, Alaska, USA
Female mountain climber jumping downhill, Chugach State Park, Anchorage, Alaska, USA
Female mountain climber walking uphill, rear view, Chugach State Park, Anchorage, Alaska, USA
Female mountain climber climbing down steep mountain, Chugach State Park, Anchorage, Alaska, USA
Two young adult females hiking in forest, Los Angeles, California, USA
Theodore Roosevelt on Jacob's Ladder Trail, Utah, USA, Photograph by Kolb Bros., May 1911
Trestle for the railroad line from the coal mine in Sego to the main railroad in Thompson Springs.
A twisted dead juniper tee in the Colorado National Monument, Colorado, USA.
Standing on Sedona Trail in Hiking Shoes, Arizona, USA
Hiking Trail Through Desert Landscape, Sedona, Arizona, USA
Baler on a ranch
Workover rig maintaining an oil well, Utah, USA
Pulling unit on an oil, Utah, USA
Horsehead oil well pump jack and heater treater
Heater treaters, separators and a storage tank battery
Horsehead oil well pump jack unit
Well service crew on an oil well, Utah, USA
Oil well site, Utah, USA
Partially disassembled blowout preventer on on oil well head
Crude oil collection pipeline in an oil field
Telescoping truck-mounted workover rig folding down
Telescoping truck-mounted workover rig folding up
Well service crew on a workover rig
Acid tanker and pumper truck acidizing an oil well
K-Max firefighting helicopter fighting a wildfire
Sikorsky S-61 fire-fighting helicopter filling with water
Crew stacking supplies and fluids for fire crews
Firefighters building a firebreak, Utah, USA
Firefighter helicopter dropping water on wildfire,
Articulated rotor head of a Sikorsky UH-60 helicopter
Male hiker pauses to take in view along the Pacific Crest Trail, Goat Rocks Wilderness, Gifford Pinchot National Forest, Washington
Tow Girls walking on a trail in woods.
リュックを背負う中高年女性
Young people on boulders in forest
奈良県 曽爾高原 ススキ
兵庫県 砥峰高原 ススキ