It’s a bird…it’s a plane…it’s laser cloud? Artists Helen Evans and Heiki Hansen used lasers to paint a giant cloud “over the smoke plume of the Salmisaari power plant’s [Finland] chimney.” Click here for one more picture.

The structure raises 508 feet and its tunnels dig 413 feet deep into the Earth’s crust to feed coal directly into the plant’s furnaces.

[via Gizmodo]

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