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Aurora borealis over Jordan Pond in late October.

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Heavy clouds over a rocky desert landscape.

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A person walks among bell-shaped spires at the Borobudur temple.

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An oceanic whitetip shark swimming in the waters off the Bahamas.

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Centuries of dormancy allowed the Cambodian jungle ample time to consume the work of Khmer artists in the sprawling Angkor temple complex.

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Upward view of ruined arches in the south end of transept of the pilgrimage Chu rch of Saint Simeon. Built between 476 and 491, the complex is a well-known ex ample of Syro-Byzantine architecture.

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A Naga boy bathes in the river near the old WWII-era Burma Road.

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A pink anemone fish in a coral reef.

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Mountain stream in autumn, White Mountains, New Hampshire.

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A wary tiger flashes a toothy snarl in this extreme close-up.

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Riding the rapids on the Colorado River in a pontoon boat.

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A leopard seal bares teeth in a threat display to protect her kill.

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A large school of fish clusters together tightly.

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Vast orange twilight sky shines on shadowed wilderness, landscape of red rocks.

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Cabbage/lettuce coral with bigeye fish, Priacanthus species.

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A profusion of yellow blooms contrast nicely with an intensly blue sky.

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Miniature horse.

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Sea fans and anthias fish in a reef at 45 feet.

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A harp seal pup swimming in ice-covered water.

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A split shot shows the workstation and the coral below.

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A Scorpion fish tries to camouflage itself in the sand.

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A sunset silhouettes pine and palm trees in Big Cypress National Preserve.

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As the sun lights the sky a bright crimson, which then reflects onto the water below, it declines setting any further past the horizon.

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