YELLOWSTONE NP, WYOMING, USA - JULY 1, 2011: Turn off your cell phone sign in Yellowstone National Park, USA

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Size: 4000px × 2667px
Photo credit: © Tomas Nevesely / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: ban, caution, cell, cellphone, communication, concept, disconnect, fomo, forbidden, information, mobile, modern, nature, outdoors, phone, prohibited, real, restriction, sign, smartphone, social, switch, telecommunication, telephone, turn, unplug, world, yellowstone