A double helix staircase at the Vatican City Museum, Rome, Italy, viewed from above. The two helical staircases allow visitors to ascend or descend wi

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A double helix staircase at the Vatican City Museum, Rome, Italy, viewed from above. The two helical staircases allow visitors to ascend or descend without meeting each other.

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Size: 5128px × 3408px
Photo credit: © MARK WILLIAMSON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ascend, ascent, banister, banisters, city, descend, descent, double, focus., helical, helix, italy, museum, oval, rome, spiral, spiralling, staircase, staircases, stairs, stairway, step, steps, vatican, visitors