Doppelseite
A Doppelseite, or two-page spread, is a unit of page design that comprises two facing pages treated as a single visual surface when the book is open. It is used to create a continuous layout that can accommodate large images, extended text, or a combination of both.
In practice, a Doppelseite often features a panoramic photograph, a long feature article, or an advertisement
Production-wise, Doppelseiten are usually created on a wider sheet that is printed, folded, and bound to form
Usage and terminology vary by language and context. In German, the term Doppelseite denotes a two-page spread.