USA,
2005, 50 min
Gallery (30)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100150_286b87.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100151_4ac323.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100152_b56a8b.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100153_e27a3b.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100154_801576.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100155_ecaba6.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100156_cfc478.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100157_6c83c9.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100158_207896.jpg)
Photo © National Geographic Channel
![Mega Cities - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/158/100/158100159_e3031a.jpg)