By Steve Tawa

PHILADELPHIA (CBS) – A large-scale public artwork in Philadelphia is offering folks who ride the rails new and different views of objects they’ve regularly passed, but not really seen in the same light — and color. It’s the latest installation in the Philadelphia Mural Arts Program.

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Visual artist Katharina Grosse and her team used her signature spray-paint technique to spread intense color at 7 sites she calls ‘psychylustro.’

“The warehouse, the hut, the trees, the bridge, the wall — they’re iconic in our lives.”

On a typical day, nearly 34,000 riders along a stretch from North Philadelphia to 30th Street — on Amtrak, SEPTA and NJT — will view them framed through the windows of moving trains.

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“I wanted something very artificial that would pop out. Orange does, pink does and so does artificial green.”

Project curator Elizabeth Thomas says ‘psychylustro’ is a vivid ‘flash of color.’

“Most of the photographs look like they’ve been Photoshopped, actually. Everyone I’ve talked to thinks it’s impossible and unreal.”

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The temporary installation will transform over time, as the elements reclaim the space.