![](http://www.alamy.com/thumbs/6/77067C9D-BEB8-48AF-9CFB-D5E610CEEC11/2RFJW65.jpg)
Comfort zone or progression road sign on blue sky background
Size: 4991px × 3051px
Photo credit: © Mahmudul Hassan / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: background, billboard, blue, cloudy, comfort, concept, direction, guide, guidepost, post, progression, road, sign, signage, signpost, sky, zone