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In ], a '''poop deck''' is a ] that constitutes the ] of a poop cabin built in the ] (rear) part of the superstructure of a ]. The name originates from the ] '']'', or the elevated stern deck.
In sailing ships, with the ] at the ], an elevated position was ideal for both ] and observation of the crew.
The picture shows the stern of the ship. The deck out of view above the aftercabin is the poop deck. Despite similarity of the words, this has nothing to do with slang terms for ], which is performed using the ship's ].