9 Incredible Pictures of City Lights From Space

The NASA Earth Observatory captures unbelievable photos that show just how electric our world really is.

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Baltimore, Maryland

Baltimore, MarylandNASA Earth Observatory
Population Density: 7,672 people per square mile.

More: Watch NASA's video of Earth at Night:

Buenos Aires, Argentina

Buenos Aires, ArgentinaNASA Earth Observatory
Population Density: 15,168 people per square kilometer.

New York, New York

New York, New YorkNASA Earth Observatory
Population Density: 27,000 people per square mile.

Doha, Qatar

Doha, QatarNASA Earth Observatory
Population Density: 3,394 people per square kilometer.

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Istanbul, Turkey

Istanbul, TurkeyNASA Earth Observatory
Population Density: 2,666 people per square kilometer.

Las Vegas, Nevada

Las Vegas, NevadaNASA Earth Observatory
Population Density: 4,376 people per square mile.

Milan, Italy

Milan, ItalyNASA Earth Observatory
Population Density: 1,954 people per square kilometer.

San Francisco, California

San Francisco, CaliforniaNASA Earth Observatory
Population Density: 17,179 people per square mile.

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Shanghai, China

Shanghai, ChinaNASA Earth Observatory
Population Density: 2,978 people per square kilometer.

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