Evacuation slide with a guidance marking

An evacuation slide comprises a sliding face having a top end portion adapted to be positioned adjacent to an exit of a region to be evacuated, and a bottom end portion adapted to be positioned adjacent to an escape route leading away from, and at a lower height, than the region. The sliding face, at the top end portion, comprises a flat porch section connected to an inclined section of the sliding face via a transition section. The sliding face has at least one of a first guidance marking placed in the flat porch section and having a shape and orientation adapted indicate a predefined evacuation direction in the inclined section of the sliding face and a second guidance marking placed in the transition section and having a shape and orientation adapted to indicate a separation between the flat porch section and the inclined section.