<p>The Roman Colosseum, like many iconic sites, has surely been photographed thousands of times. Yet in this terrific view, Heather Perry has used a long exposure time to blur the monument into an image never seen before. <em>—Annie Griffiths</em></p><p><strong>Photo Tip:</strong> Every photograph is actually a time exposure. Images may be recorded in a fraction of a second or over hours of time. Yet many people never realize that they can use time as a creative tool in photography. Remember that the shutter speed can be adjusted to do either very long or instantaneous exposures.</p><p><a href="http://shop.nationalgeographic.com/ngs/product/books/photography/national-geographic-simply-beautiful-photographs">Enjoy more photos and buy the book <em>Simply Beautiful Photographs</em> »</a></p>

Colosseum, Rome

The Roman Colosseum, like many iconic sites, has surely been photographed thousands of times. Yet in this terrific view, Heather Perry has used a long exposure time to blur the monument into an image never seen before. —Annie Griffiths

Photo Tip: Every photograph is actually a time exposure. Images may be recorded in a fraction of a second or over hours of time. Yet many people never realize that they can use time as a creative tool in photography. Remember that the shutter speed can be adjusted to do either very long or instantaneous exposures.

Enjoy more photos and buy the book Simply Beautiful Photographs »

Photograph by Heather Perry, National Geographic

Simply Beautiful Photos: Time

See pictures and get photo tips from National Geographic’s book Simply Beautiful Photographs.

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