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Fantastic clouds
Cumulonimbus clouds, Beverley, England
Lenticular cloud, Mount Fuji, Japan
Clouds Asperatus (in Latvian. Uneven, rough), Canterbury, New Zealand.
Stormy collar (meteorological term roll cloud), Queensland, Australia.
Clouds Mammatus (vymeobraznye) over Quebec
Offshore cloud, North Dakota
Nacreous clouds, McMurdo Station, Antarctica
Lenticular clouds, Mount Rainier, Washington
Cumulonimbus (thunderstorm) clouds, Nelson, British Columbia
Lenticular cloud as a UFO, Patagonia
Shelf cloud, Cape Cod, Massachusetts
Altocumulus clouds taken from the International Space Station
Clouds Mammatus (vymeobraznye), Manhattan
Noctilucent clouds over the Tibetan Plateau
Clouds "Morning Glory" or "Morning Glory", Queensland, Australia
Lenticular cloud with a funnel, Palm Springs, California
Mammatus and thunderstorm, Norman, Oklahoma
Altocumulus clouds (Altocumulus), Layton, NJ
Mammatus, Salem, United States
Lenticular Cloudy, Seattle
Iridescent (iridescent) clouds, Arizona
Stratus, Arenal Volcano, Costa Rica
Lenticular front, New Zealand
Noctilucent clouds, Viljandi, Estonia
Atmospheric phenomenon "Gloria" and vortex clouds, Bach
Swirling cloud, Wallops Island
Source: vs-2012.livejournal.com

Lenticular cloud, Mount Fuji, Japan

Clouds Asperatus (in Latvian. Uneven, rough), Canterbury, New Zealand.

Stormy collar (meteorological term roll cloud), Queensland, Australia.

Clouds Mammatus (vymeobraznye) over Quebec

Offshore cloud, North Dakota

Nacreous clouds, McMurdo Station, Antarctica

Lenticular clouds, Mount Rainier, Washington

Cumulonimbus (thunderstorm) clouds, Nelson, British Columbia

Lenticular cloud as a UFO, Patagonia

Shelf cloud, Cape Cod, Massachusetts

Altocumulus clouds taken from the International Space Station

Clouds Mammatus (vymeobraznye), Manhattan

Noctilucent clouds over the Tibetan Plateau

Clouds "Morning Glory" or "Morning Glory", Queensland, Australia

Lenticular cloud with a funnel, Palm Springs, California

Mammatus and thunderstorm, Norman, Oklahoma

Altocumulus clouds (Altocumulus), Layton, NJ

Mammatus, Salem, United States

Lenticular Cloudy, Seattle

Iridescent (iridescent) clouds, Arizona

Stratus, Arenal Volcano, Costa Rica

Lenticular front, New Zealand

Noctilucent clouds, Viljandi, Estonia

Atmospheric phenomenon "Gloria" and vortex clouds, Bach

Swirling cloud, Wallops Island

Source: vs-2012.livejournal.com