How is life on major cities' roofs? Explore apartment buildings, vistas and monuments and discover unsuspected treasures: the city's rooftops. By day and night, the population changes on these heights: workers, residents and party people.

How is life on the city's rooftops? This series scales new heights, exploring apartment buildings, towers and monuments to discover a world full of unsuspected treasures: our rooftops. By day and night, the population changes on these heights. There are people who work here, people who live here, and others who come here to relax. The world's rooftops are a continual hive of activity.—Terranoa