This document contains satellite photos of Europe, Africa, and the Americas at night, highlighting the patterns of light visible from major cities. For Europe and Africa, it shows the lights of Paris and Barcelona illuminated while London, Lisbon, and Madrid are still in daylight. It also depicts the Azores islands and the continental platforms extending from the British Isles to Canada and Iceland. For Brazil, it shows the bright concentration of lights from São Paulo, Rio de Janeiro, and other major cities along the coast. And for the US, it highlights the lights of Boston, New York, Philadelphia, Washington and other eastern cities, with daylight still visible in California.