DIA Goes Dark On Some Of Its Art

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DENVER (CBS4) - Some lights went out at Denver International Airport for a good cause.

The big blue horse greets visitors at DIA (credit: CBS)

The airport turned off the lights on both the blue mustang statue's red eyes and the new Shadow Array exhibit at the A Line commuter train stop.

It was DIA's fifth year joining the annual Earth Hour, which is aimed at highlighting the importance of sustainable energy.

Things went dark from 8:30 to 9:30 p.m. and airport operations weren't be affected.