Smog hangs over city, Santiago, Chile, South America

Structure 36, Mayan Ruins, Dzibilchaltun Archaeological Site, 700 to 800 AD, near Merida, Yucatan, Mexico, North America

Cottage and cypress trees near Pienza, Val d'Orcia, Siena province, Tuscany, Italy, Europe

National Gallery at dusk, Trafalgar Square, London, England, United Kingdom, Europe

View of Kremlin churches and towers from Moscow River Bridge, Moscow, Russia, Europe

Neues Rathaus (New Town Hall), Marienplatz, at night, Munich (Munchen / Muenchen), Bavaria (Bayern), Germany