Neither. It's a trompe l'oeil - a vertical or horizontally standing picture\painting.
See those horizontal ridges at the edge of every stair? Think they are sticking up on every step or are the edge of the tread/step shot from below...????????
Posted by RobertNappi2Friday morning cuteness
Posted by RobertNappi2Thursday morning cuteness
Posted by Lilac-JadeCanadaFriendly question.....
Posted by RobertNappi2Tuesday morning cuteness
Posted by RobertNappi2Monday morning cuteness...
Posted by RobertNappi2Sunday morning cuteness...Mini me
Posted by KilltheskyfairyCats, my rotting support animals!
Posted by RobertNappi2Saturday morning cuteness
Posted by RobertNappi2Friday morning cuteness
Posted by RobertNappi2Wednesday morning cuteness...Team work
Posted by KilltheskyfairyPoster kitty!
Posted by RobertNappi2Tuesday cuteness
Posted by RobertNappi2Monday morning cuteness
Posted by RobertNappi2Sunday morning cuteness
Posted by Lilac-JadeCanadaReal men.....
Posted by BettyThis made me laugh. 🤣