Grand Canyon officials warn of icy trails after photo of hikers goes viral

Officials tweeted this photo of hikers taking a big risk while hiking in the Grand Canyon.

(KVVU) -- Planning to go hiking at the Grand Canyon over the Thanksgiving holiday? Make sure you are prepared for icy conditions.

Grand Canyon officials are warning visitors after a photo that went viral shows hikers sliding down the park's icy trails while wearing tennis shoes.

"If you plan to hike this week, bring your shoe traction devices and treffing poles or purchase in the village shops: (shoe traction $20-$45) (Rent poles at General Store $3 per pole per day)," officials tweeted. 

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