Drainage system in sewer tunnel, underground river canalization
Underground river flowing in round concrete sewer tunnel, sewage collector
Drainage system in sewer tunnel, underground river canalization
Floating inside Underground river by boat, Sabang, Philippines. Dark lighting with the real feeling from visitor's point of view. Wonder of the World.
Boating on underground river in dark cave
Boating on underground river in dark cave
Meditation with fan in underground cave with river 4K
Boating on underground river in dark cave
The view from the drone is a blue karst lake that does not freeze all year round. It is fed by underground water, flowing through channels into the Kazanka River, located nearby. Kazan, Russia
Natural spring water coming from under the ice sheet
Boating on the underground river in a dark stone cave in magic multicolor light, 4k
Floating inside Underground river by boat, Sabang, Philippines. Dark lighting with the real feeling from visitor's point of view. Wonder of the World.
Floating inside Underground river by boat, Sabang, Philippines. Dark lighting with the real feeling from visitor's point of view. Wonder of the World.
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia
Water flows into the drain hole outdoors
In Halong Bay in Hanoi, Vietnam from first-person in boat seen river and dark grotto
The view from the drone is a blue karst lake that does not freeze all year round. It is fed by underground water, flowing through channels into the Kazanka River - CIRCA 2022 Kazan, Russia
Water Rat in Creek Water
Tunnel under Dnipro river on Zhukiv island in Kyiv. Official name - Construction No.1 NKSHS, Object No.1 or Stalin Metro, 1938-1941, designed to ensure the safe and hidden crossing of troops and cargo
Yellow water flows from the gutter
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia
Aerial Drone Shot of Stunning Cenote Azul and Scenic Lagoon in Bacalar, Quintana Roo, Mexico
Aerial Drone Shot of Stunning Cenote Azul and Scenic Lagoon in Bacalar, Quintana Roo, Mexico
An experience of traveling through the tunnels of an underwater cave while seeing multiple human skeletons along the way.
The view from the drone is a blue karst lake that does not freeze all year round. It is fed by underground water, flowing through channels into the Kazanka River - CIRCA 2022 Kazan, Russia
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia
Boating on the underground river in a dark stone cave in magic multicolor light, 4k
Timelapse along the Green River at the Crystal Geyser in Utah during sunset.
Scientists watch as water in underground caves is leaked through cracks in stones. Investigation of catastrophic natural phenomena.
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia
Tunnel under Dnipro river on Zhukiv island in Kyiv. Construction No.1 NKSHS, Object No.1 or Stalin Metro, 1938-1941, for safe and hidden crossing of troops and cargo
Traveling deep inside a snow-covered ice cave to its large open center.
Drainage system in sewer tunnel
Amazing beautiful waterfall in deep cave at the chinese national park. Creative. Small waterfall inside a dark underground cave.
Amazing beautiful waterfall in deep cave at the chinese national park. Creative. Side view of a woman putting her hands under the water
Tourist caves in rocks. Action. Huge rock caves with hiking trails. Inside large rocky cave in dark
Stunning cenote in Ek Balaam Mayan ruins
Discover the impressive engineering feat that is the Piet Heintunnel, as you witness its intricate design and efficient flow of traffic.
In Halong Bay in Hanoi, Vietnam seen river and grotto
In Halong Bay in Hanoi, Vietnam from first-person in boat seen river and grotto. Then the boat comes up out of the cave and seen mountains, trees
Bright light in the cave. Action. A cave made of orange stone that is illuminated by bright light from the sun.
Waterfall stream tumbling over large rocks in forest
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia
Woman walking in underground cave waterfall under falling fresh water.
Kyiv, Ukraine : Metro bridge in the morning at sunrise. Dnipro station
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Berlin, Germany, August 10, 2023. The two-level 'Oberbaum Bridge' connecting two parts of Berlin over the Spree River. The towers are built of red bricks. The metro passes above, cars below.
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Light Coming Through a Hole at Goa Tanding Cave Gunung Kidul Yogyakarta Indonesia