vertical surface

He is seen passing through walls and moving up vertical surfaces.

Will often be seen on vertical surfaces such trees, fences and walls.

This is especially the case for vertical surfaces like the walls of buildings.

Each entrance projects outward from the vertical surface of the building.

Most of what one actually sees, entering a room, are the vertical surfaces.

These help the bird to prop itself against vertical surfaces.

His head was pressed against the flat vertical surface of the wood.

His star is the first (and so far only) one to be installed on a vertical surface.

"We thought it would be fun to apply them to a vertical surface," she explained.

It is made of plant material and attached to a branch or a vertical surface.