Juan Carlos Munoz / People exploring underground lakes via rigid inflatable boat, Cross Cave (Krizna jama) under Cross Mountain, Green Karst, Slovenia, October 2014.
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Robert Valentic / Peninsula horned tree lizard (Acanthosaura armata) female, Cross-island trail, Tioman Island, Malaysia.
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Kirkendall-Spring / Woman cross-country skiing at the summit, Suntop Mountain,Baker-Snoqualmie National Forest, Washington, USA, February 2018.
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Kirkendall-Spring / Woman cross-country skiing at the summit, Suntop Mountain,Baker-Snoqualmie National Forest, Washington, USA, February 2018.
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Ashley Cooper / Walkers on the Tour Du Mont Blanc cross a suspension bridge across the meltwater river from the Bionnassay glacier; France. August 2014
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Kirkendall-Spring / Woman skiing past snow plastered trees below the Watchman along the Rim Drive in Crater Lake National Park. Oregon, USA. March 2018. Model released.
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Kirkendall-Spring / Woman cross-country skiing at the summit of Suntop Mountain in the Baker-Snoqualmie National Forest. Washington, USA. February 2018. Model released.
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Kirkendall-Spring / Woman cross-country skiing at the summit of Suntop Mountain in the Baker-Snoqualmie National Forest. Washington, USA. February 2018. Model released.
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Kirkendall-Spring / Woman cross-country skiing at the summit of Suntop Mountain in the Baker-Snoqualmie National Forest. Washington, USA. February 2018. Model released.
01602006
Kirkendall-Spring / Woman cross-country skiing at the summit of Suntop Mountain in the Baker-Snoqualmie National Forest. Washington, USA. February 2018. Model released.
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Philippe Clement / Monument with Celtic cross commemorating the Massacre of the Clan MacDonald of Glencoe in 1692, Glen Coe, Lochaber, Scottish Highlands, Scotland, UK, June 2017
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Jeff Foott / Cross section through trunk of tree infected with Mountain pine beetle larvae (Dendroctonus ponderosae). Note dark stain from fungus transported by the beetle. Grand Teton National Park, Wyoming, USA...