With Halloween around the corner, we present the ghostly image of a Brocken spectre. Despite appearances and the season, there"s nothing paranormal about a Brocken spectre. It"s the magnified shadow of an observer cast in midair upon a cloud opposite a strong light source. Brocken spectres are rare but climb a mountain at dawn up to the misty slopes and you may be fortunate enough to witness the effect. The spectre, also known as a Brocken bow, mountain spectre, or spectre of the Brocken, can appear anywhere in which conditions are right—like here in the Balkans of Bulgaria. But it"s the thick fogs of the Brocken, a peak in the Harz Mountains in Germany, from which the phenomenon draws its name.
Brocken spectre in Central Balkan National Park, Bulgaria
Today in History
More Desktop Wallpapers:
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Penguin Awareness Day
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International Day for Biological Diversity
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The otherworldly red river
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Travel Sunday: Liverpool
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Sand dunes in the Sahara, Algeria
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Point Reyes National Seashore, California
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Winter in the Finnish wilds
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International Beaver Day
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Sea Otter Awareness Week
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Quilts as high art
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The snows of Fuji
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Trunks stick together
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Flocking together in the Antarctic
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Leopard at Etosha National Park, Namibia
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National Bison Day
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Happy Thanksgiving!
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World Art Day
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International Lighthouse Lightship Weekend
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Papa was a flightless bird
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The largest living organism on Earth
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Rolling hills of the Palouse, Washington
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A Welsh wonder turns 70
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Lunar eclipse
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An oceanic valentine
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Paris is photo-ready this week
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National Park Week begins
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’Chess on ice’
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A new park with a new mission
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Bardenas Reales Biosphere Reserve and Natural Park, Spain
Bing Wallpaper Gallery

