Luz solar em uma caverna de calcário

A beam of sunlight illuminates the clear turquoise water inside a limestone cavern, where a school of sergeant major fish swims through the light.

A photo inside Thunderball Grotto in the Exumas, with a beam of sunlight illuminating turquoise water and a school of sergeant major fish Ver mais

#Buracos azuis e recifes do Caribe

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Sunlight streams through an opening in a cave ceiling into the clear turquoise water of a cenote, illuminating limestone rock formations and mineral deposits on the floor.

A beam of sunlight illuminates a clear green pool and sandy bank inside a dark limestone cave with hanging stalactites.

A sunlit cenote cave features a pool of emerald water with a small wooden dock and boat, illuminated by a dramatic shaft of light streaming through an opening in the cavern ceiling.

A nativity scene with ceramic figures resting on the sandy floor of a shallow, clear-water cave, illuminated by emerald light filtering through the cavern opening, viewed from a wooden boat.

A person floats in the turquoise water of a cenote, illuminated by a single shaft of sunlight streaming through a circular opening in the cave ceiling, with long tree roots dangling down toward the water.

An underwater view of a sea cave with a bright blue arched entrance illuminated by sunlight filtering through the water onto a white pebble floor.

A Mediterranean monk seal rests on a bed of pebbles inside a sea cave, illuminated by the turquoise glow reflecting from the water at the cave entrance.

An underwater view looking out from inside a dark, rocky cave toward a bright, sunlit opening, with light rays filtering through the clear blue water onto a pebble-covered seafloor.

A crocodile floats in the clear turquoise water of a cenote, illuminated by a single shaft of sunlight from above, surrounded by hanging tree roots and rocky walls.

A wide-angle view of the Ik Kil cenote in Yucatán, featuring a deep turquoise pool surrounded by limestone walls covered in hanging vines and lush vegetation, with four people swimming in the water illuminated by a shaft of sunlight from the opening above.

A high-angle view of the Ik Kil cenote in Mexico, featuring a circular pool of green water illuminated by a single shaft of sunlight streaming through hanging vines from the opening above.

A shaft of sunlight illuminates a swarm of swifts flying through a humid, cavernous sinkhole surrounded by lush jungle vegetation.

Three people sit in a small wooden rowboat inside a dark cave, illuminated by the bioluminescent glow of thousands of glowworms on the ceiling, which reflects in the still water below.

A wide-angle view of a dark cave interior featuring thousands of bioluminescent glowworms on the ceiling, their blue-green light reflecting in the still water of an underground river.

A deep, sapphire-blue spring pool surrounded by lush jungle foliage with sunbeams filtering through the canopy onto the clear water and submerged rocks.

A wide-angle view of the Xe Bang Fai river cave in Laos, featuring a turquoise river flowing past large limestone stalagmites on a gravel bank, with soft daylight illuminating the cavern entrance in the distance.

A view looking up from inside a dark, rocky lava tube toward a circular opening in the ceiling where snow falls through a beam of sunlight, surrounded by icicles and rugged basalt walls.

A single water drop creates a crown-shaped splash upon hitting a dark pool inside a limestone cave, illuminated by a single shaft of light from above.

A wide-angle view from deep within a cenote, showing a single column of sunlight piercing through the water and a layer of hydrogen sulfide to illuminate the rocky floor, with tree roots visible at the opening above.

A beam of sunlight shines through an opening in the ceiling of a dark cave, illuminating a clear, electric blue pool of water filled with submerged boulders.

A bright sunbeam illuminates wet, textured flowstone and a clear green pool inside a dark limestone cave.

A view from inside a dark limestone cave looking out toward a lush green forest through a large arched opening, with the calm, jade-colored water reflecting the scene.

A view from the floor of a dark cave looking up at a circular opening in the ceiling, where a single shaft of sunlight illuminates dust particles and mossy boulders below.

A scuba diver swims near the opening of an underwater cave, with bright blue light filtering in from the exterior.

A view from inside a sea cave with orange-tinted chalk walls looking out toward a sunset over the ocean, with turquoise waves crashing against the rocks.

A column of silver air bubbles rises through the clear blue water of a cenote, illuminated by a single shaft of sunlight streaming from the opening above, surrounded by dark limestone walls and hanging tree roots.

A scuba diver swims through a sunlit cenote with limestone rock formations and clear blue water.

A bright shaft of sunlight pierces through an opening in the ceiling of a dark, blue-tinted ice cave, illuminating a patch of rocky, ash-covered ground below.

A sunlit cenote in a lush forest features clear turquoise water transitioning into a deep blue hole, with tree roots and lianas hanging from the rocky edges.

A wide-angle view of a large limestone cavern featuring numerous stalactites and stalagmites illuminated by warm artificial light, with a still pool of water in the foreground reflecting the rock formations and a stone walkway along the side.

A view from inside a dark, rocky ice grotto on Lake Baikal, featuring large icicle curtains hanging from the cave ceiling and a glowing, turquoise-colored frozen lake surface at the entrance under bright daylight.

A vertical underwater view shows a single bright sunbeam piercing through clear blue water, illuminating a rocky reef and a sandy sea floor with small fish swimming in the light.

A scuba diver swims through the clear water of a cavern above a dense layer of hydrogen sulfide mist, with sunlight streaming down from an opening above.

A wide-angle view from water level inside a sea cave, where sunlight entering through an underwater opening illuminates the water and limestone walls with a vibrant electric blue glow.

A beam of sunlight streams through an opening in a limestone cave ceiling, illuminating the clear water and hanging tree roots of a cenote.

A bright sunbeam shines through an opening in the ceiling of a dark limestone cave, illuminating a wet rock formation and a pool of clear green water below.

A single shaft of sunlight illuminates steam rising from the clear blue water inside a dark, wet lava cave.

Sunlight streams through openings in the ceiling of an underwater lava tube, illuminating a small school of yellow butterflyfish swimming above the sandy floor.

A view from inside a dark sea cave looking out toward a bright turquoise ocean and rocky coastline under natural daylight.

A small wooden rowboat floats on the vibrant, glowing blue water inside a dark limestone sea cave.

An underwater view of a cenote featuring a dense layer of white hydrogen sulfide cloud resting on the bottom, with bare tree branches protruding from it and a single shaft of light filtering down from the surface.

A view looking up from deep underwater toward the circular opening of a blue hole, with bright turquoise light filtering down through the water and silhouettes of people visible at the surface.

A view of the Chamber of Columns in the Sof Omar caves, featuring thick limestone pillars standing in a row along the Web river with sunlight reflecting off the water onto the vaulted ceiling.

A freediver in a black wetsuit swims through an underwater limestone archway, with sunlight filtering through the water into the deep blue sea beyond.

A view inside the Cuevas de Bellamar featuring large white calcite columns and draperies illuminated by warm, low-level lighting, with a still pool reflecting the formations and dark, shadowy chambers in the background.

A woman with long braids and a dark wetsuit swims underwater in a sunlit cavern with rock formations.

A beam of sunlight illuminates a rocky underwater cave wall covered in red coral and yellow sponges, with a small school of red cardinalfish swimming in the light.

A shaft of sunlight streams through an opening in the ceiling of a rocky lava tube, illuminating the icy floor and red-toned walls.

A subterranean river flows through a dark limestone cave, with the ceiling illuminated by thousands of bioluminescent glowworms reflecting in the still water.

A lone person in a red jacket stands on the floor of a massive cave, illuminated by a dramatic shaft of sunlight streaming through a collapsed roof onto a lush jungle interior.

A long exposure shot of the Waitomo glowworm caves, featuring thousands of bioluminescent glowworms on the limestone ceiling reflected in the dark, still water below.

A water droplet falls from a stalactite into a pool of water, creating a crown-shaped splash, illuminated by a warm light source within a cave setting.

An underwater view looking up at a dense layer of floating pumice stones, with sunlight streaming through the gaps in rays and small silver fish swimming beneath the rocks.

A sunbeam shines through a circular opening in the ceiling of a limestone cave, illuminating the clear turquoise water of a spring below, with ferns hanging from the cave rim.

Sunlight streams through openings in the ceiling of an underwater lava tube, illuminating the white sandy floor and a small school of fish swimming between dark basalt rock walls.

A scuba diver swims through the crystal-clear, sunlit waters of an underwater limestone cave, with stalactites hanging from the ceiling and light beams filtering down from above.

A view from inside a sea cave with white limestone walls, where turquoise water surges against the rocks and sunlight illuminates the spray.

A beam of sunlight shines through an opening in the ceiling of a dark, cavernous lava cave, illuminating steam rising above a still pool of water.

The swirling blue and white marble walls of the Marble Caves on General Carrera Lake in Patagonia, with turquoise water reflecting light onto the stone surfaces and a bright cave opening in the background.

A wide-angle view of the Ik Kil cenote featuring turquoise water, limestone walls covered in hanging vines, and a beam of sunlight illuminating the center of the pool.

A scuba diver illuminates bell-shaped limestone formations in a dark underwater cave with a single light beam, while a faint shaft of daylight penetrates from above.

An underwater view of the Silfra fissure featuring dark basalt rock walls, vibrant lime-green algae on submerged boulders, and bright sunlight filtering through clear blue water.

A limestone grotto containing a dark pool of water illuminated by hundreds of small votive candles placed on the rock walls and ledges.

A view looking down into a deep underwater chasm with rocky walls featuring stalactites, illuminated by sunlight filtering from the surface into the dark blue water.

A whitetip reef shark swims through a single shaft of sunlight penetrating the dark, rocky interior of an underwater cavern.

A wide-angle view looking up from deep within an underwater cave toward a circular opening at the surface, where bright sunlight illuminates turquoise water and sand cascading over the edge.

A boat carrying people travels through a dark cave illuminated by thousands of bioluminescent glowworms on the ceiling, with their blue-green light reflecting on the surface of the still water.

A beam of sunlight streams through a hole in the ceiling of a large cave, illuminating a sandy riverbank with vertical light streaks that appear to melt downward toward the green water.

A wide-angle view of a cavern interior featuring walls and ceilings covered in large, crystalline ice formations, with glowing blue and white lights illuminating a frozen pool on the floor and a light frost haze in the air.

A wide-angle view of a massive cave interior featuring a lush jungle floor, with a dramatic shaft of sunlight illuminating the vegetation through an opening in the cavern ceiling.

A large school of small, golden fish swims inside a dark coral cave, illuminated by a single bright beam of sunlight streaming through an opening in the reef ceiling.

A pedestrian bridge spans a deep, dark gorge with a flowing river inside a large limestone cave, illuminated by small lanterns along the walkway.