The WordPress Default Theme includes the following image files:

• audio.jpg: A media icon used to represent an attachment of MIME type audio/mpeg.
• kubrickbgcolor.jpg: Attached to body and titled both horizontally and vertically. Referenced by style.css. Shown below.
• kubrickbg-ltr.jpg: Attached to #page and titled vertically. Referenced not by style.css, but by header.php, which automatically substitutes kubrickbgwide.jpg on pages that don’t have a sidebar, and kubrickbg-rtl.jpg on sites that use a right-to-left langage. Shown below.
• kubrickbg-rtl.jpg: Replaces kubrickbg-ltr.jpg on pages that use a right-to-left language. Not shown below.
• kubrickbgwide.jpg: Replaces kubrickbg-ltr.jpg on pages that don’t have a sidebar. Not shown below.
• kubrickfooter.jpg: Attached to #footer. Referenced by style.css. Shown below.
• kubrickheader.jpg: Attached to #header. Referenced by style.css. Shown below.