Striations carved into the bedrock by ice erosion as a glacier receded. Spear grass rangelands A vacant block of land

A vacant block of land where a building collapsed and was removed following an earthquake

A flock of African spoonbill reflected in the surface of a calm waterhole with the sunset afterglow

The jet stream vapor of a passenger jet turns pastel pink in the dawn sunlight

A research volunteer uses a cloth bag to weigh an Adelie Penguin chick

An aboriginal elder on an outback cattle station in the desert

Striations carved into the bedrock by ice erosion as a glacier receded. Spear grass rangelands A vacant block of landStriations carved into the bedrock by ice erosion as a glacier receded. Qinnguata Kuussua River, Russell Glacier, Greenland Ice Sheet, Qeqqata Municipality, Kangerlussuaq, Greenland.