| They hauled the lifeboats across the ice for the next four days and stopped on a floe of ice which they christened Ocean Camp. |
| Shackleton ordered the crew to abandon the sinking ship and make camp on a nearby ice floe. |
| Winter ice pack consists of a diverse mix of ice of different thicknesses and floe sizes, and of open water in leads. |
| Since then the ice floe holding both cameras has drifted about 375 miles south. |
| When it is turned on, it glows softly, like an ice floe illuminated from within. |
| A rogue ice floe, about 15 km wide and 10 km long with multi-year ice, proved the point about the thicker stuff. |
