With worsening air quality spoiling the view, authorities in Hong Kong have come up with a novel solution for snap-happy tourists - giant panoramic billboards showing what the city would look like if there weren't so much pollution, for them to take pictures of. The initiative follows what has been dubbed China's 'Airpocalypse', earlier this year where pollution hit levels 25 times those considered safe in the USA.

Photo: Alex Hofford/CFP
Photo: Alex Hofford/CFP
Photo: Alex Hofford/CFP
Photo: Alex Hofford/CFP