Dec 5, 2013
The Earth at night
seen from Australia
seen from United States
seen from Australia
seen from United States
seen from United States
seen from China
seen from Canada
seen from Austria
seen from United States
seen from United States
seen from Russia
seen from Latvia
seen from Canada
seen from China
seen from Belgium
seen from Sweden
seen from Canada
seen from United States
seen from Oman
seen from Denmark
The Earth at night
Open space in the city
Source: Urban Observatory http://www.urbanobservatory.org/compare/index.html#.UlANrsIy_fE.tumblr
Foursquare check-ins show the pulse of San Francisco
Map of the 2100 Moscow Metro