Light pollution in urban centers creates a sky glow that can blot out the stars. The brighter the area in
Read MoreMap by Evan Centanni via polgeonow.com
Read MorePercentage of respondents in each country claiming to be either not religious or atheist.
Read MoreBefore London, there was Londinium—a Roman city along the Thames that grew rapidly into a major center. Discover its history and compare ancient Londinium to today’s London with detailed maps.
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