LS.0003-00Andrew Larson in a spotlight of morning sunshine on the northwest face of Mt. Barrille. Large seracs loom in the background. Alaska
LS.0009-00Traversing 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.
LS.0010-00Chris Kugleman searching for glacial erratics on Mt. Spencer. Mt. Darling, & an unnamed tributary to Boyd Glacier is in background. During the Last Glacial Maximum the West Antarctic Ice Sheet was significantly thicker in this area. Cosmogenic Isotope dating allows researchers to reconstruct the paleo surface levels of the glacier. West Antarctica.
LS.0026-00Levi Littrell on the North Ridge of Mt. Huggins (3733m) in Royal Society Range. Mt Rucker (3816m) is visible behind. Looking across the foothills of the Blue Glacier, McMurdo Sound is visible in the distance, with Ross Island and Mt. Byrd in the far distance.