A sign depicting that riding horses is not allowed.

Swedish Road Signs Collection on Wikicommons -
URL http://commons.wikimedia.org/wiki/Category:Road_signs_of_Sweden

information about why this image is in the public domain can be found there.

Tags: media, clip_art, externalsource, public_domain, image, png, svg, sign, roadsign, sweden, warning, animal, danger, horse, riding, horse_riding, wikimedia_commons, sign, roadsign, sweden, warning, animal, danger, horse, riding, horse_riding, wikimedia_commons