Pollution is eating away at one of the world's most iconically beautiful buildings. Will it ever recover its previous luster?
The answer to today's Geo Quiz is the town of Pushkar in Rajasthan, India. It's where the annual Pushkar Camel Fair is under way. Photographer Art Wolfe is there. He's scouting the place for an upcoming episode of his PBS series "Travels ToThe Edge" and he sent us an audio postcard.
For our Geo Quiz today, we're looking for the name of the desert in the Indian state of Rajasthan. The answer is the Thar Desert -- also known as the Great Indian Desert. One village there is famous for its annual Camel Fair. Reporter Anna Sussman sends us an audio postcard.