Translucent Ice, GreenlandThis iceberg was enormous. Photographed from water level in Greenland, the sheer scale of the thing only becomes apparent when you notice the small tunnel punched through its centre. That hole was big enough to walk through. Strong directional light picks out every ridge and fracture on the right facing surfaces, while the shadowed left side falls into deep blue grey tones. The ice has been carved by repeated cycles of melting and refreezing, leaving