ladder
vertical set of rungs or steps
hook ladder
ladder that can be hooked onto a ledge
Jacob's ladder
Various types of rope ladders on ships
step ladder
type of free-standing ladder
dive ladder
ladder attached to the board (side or rear) of a boat or ship used as a basis for Scuba diving, with which divers can safely and easily re-board the vessel after the end of a dive
rope ladder
ladder made from rope
attic ladder
collapsible ladder which is attached with the floor of an attic and ceiling of the floor below the attic
Immovable Ladder
Ladder on the Church of the Holy Sepulchre
swimming ladder
a vertical or near-vertical ladder on a boat, a coast line or a man-made solid structure which provides easy water access for swimmers
Dutch sand ladder
type of rope ladder
Jacob's Ladder
Stairway and former funicular in Jamestown, Saint Helena