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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Constantinos Petrinos / Sunset reflected on the surface of the Aegean Sea on a calm day with a speedboat, Evia Island, Greece. July 2014.
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Michael Pitts / Green Turtle (Chelonia mydas) Hatchling swimming out to deep water from Karan Island after being released from boat. Saudi Arabia. Arabian Gulf.
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Enrique Lopez-Tapia / Tourists on a zodiac going past icebergs in Iceberg Alley, Pleneau Island, Antarctica
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Franco Banfi / Scuba diver and yellow sponges (Aplysina cavernicola) on Brioni Steamship wreck, Vis Island, Croatia, Adriatic Sea, Mediterranean. Model released.
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Tony Heald / Polar bear (Ursus maritimus) with cub in front of tourists, Svalbard Norway, July.
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Olga Kamenskaya / Expedition on RIB boats on the Lena River, Baikalo-Lensky Reserve, Siberia, Russia. August 2018.
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Olga Kamenskaya / Landscape of Lena River with diving expedition on boat, Baikalo-Lensky Reserve, Siberia, Russia. August 2018.
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Espen Bergersen / Aerial shot of a large pod of Killer whales (Orcinus orca) swimming close to a tourist boat, Troms, Norway, January.
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Espen Bergersen / Aerial shot of a large pod of Killer whales (Orcinus orca) swimming close to a tourist boat, Troms, Norway, January.
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David Fleetham / Humpback whale (Megaptera novaeangliae) breaching with tourists looking on. Maui, Hawaii. December 2012.
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Linda Pitkin / Dive boats moored at beach, Triton Bay, near Kaimana, West Papua, Indonesia, March 2017
