
Nature
National Geographic is currently holding its annual photo contest , with the deadline for submissions coming up on November 30. For the past nine weeks, the society has been gathering and presenting galleries of submissions, encouraging readers to vote for them as well. National Geographic was kind enough to let me choose among its entries from 2011 for display here on In Focus.
National Geographic Photo Contest 2011 - In Focus
The caves in Meteora, Greece, had inhabitants for fifty millennia, but due to raids, “hermit monks” moved to the safety of sandstone rock pinnacles in the 9th century and began building monasteries. More monks and nuns came, building more monasteries perched high upon the cliffs. Wikipedia reports, “Access to the monasteries was originally (and deliberately) difficult, requiring either long ladders lashed together or large nets used to haul up both goods and people.

