Art Nouveau wallpapers are known for their flowing and curvaceous designs that incorporate elements from nature, such as flowers, vines, and leaves. These wallpapers feature asymmetrical patterns and soft colours that create a dreamy and romantic atmosphere in any room they are used in. Art Nouveau wallpapers were popular in the late 19th and early 20th centuries, and they continue to be appreciated for their unique style and artistic flair. They are an excellent choice for homeowners who want to add whimsy and charm to their home decor.