LS.0009-00: Traversing back to Mt. Rea from The Billboard, a magnificent chunk of Late Cretaceous Byrd Coast Granite at western end of Sarnoff Mountains. It has shear walls except for ramp in centre of picture. Right is Arthur Glacier & left is Boyd Glacier. Sulzberger Ice Shelf in background. The summit slopes of Billboard are a very old erosion surface. W.Antarctica.

© Louis Sass / ArcticPhoto