101 Most Beautiful Places You Must Visit Before You Die! – part 1
Garden tomb, Petra, Jordan. UNESCO & ICOMOS recently collaborated to publish their first book on human & natural threats to these sensitive World Heritage sites, choosing Petra as its first & most important example of threatened landscapes.
The Treasury at Petra by David Bjorgen: Unlike slot canyons like Antelope Canyon, which are directly shaped by water, the Siq (shaft) is a natural geological fault split apart by tectonic forces; only later was it worn smooth by water. The walls that enclose the Siq stand between 91–182 m (300–600 feet) in height. en.wikipedia.org/... #Photography #Petra #Slot_Canyon