The <n>Great Pyramids of Giza</n> photographed by <n>Karim Amr</n>.

Photograph <n>Traversée Midi-Plan</n> by <n>Pierre Tairraz</n>.

<n>Mikey Schaefer</n> on the summit ridge of <n>Aguja Standhardt</n>, Patagonia. Photo by <n>Kate Rutherford</n>.

The <n>Polar light</n> over <n>Aurora Lake Lapland</n> in Swedish Lapland. Photo by <n>Magnus Winbjork Photo</n>.

Members of the <n>Portland Climbing Club</n> on <n>Mount Hood</n>, Oregon. Photo by <n>Ray Atkeson</n> for <n>National Geographic</n>, 1963.

Digital illustration featuring a quote by author <n>Marcel Proust</n>.