sky 24

date: March 22, 2009
location: Kent, United Kingdom
from: Andy

sky 23

date: late winter 2009
location: near South Sioux City, Nebraska, USA
from: Chris

sky 22

date: March 13, 2009
location: Perth, Australia
from: Sam

sky 21

date: received March 5, 2009
location: A Coruña, Galicia, Spain
from: Carlos (whose own blog has a more detailed scan of the image)

sky 16, 17, 18, 19, 20

date: March 1, 2009

location: Richmond, California, USA

from: Eduardo

sky 15

date: August 2008
location: New Territories, Hong Kong
from: Bryan