Largest Structures Seen From the Sky

Largest Structures Seen From the Sky

From high up, some human works stand out across the land – not because they were meant to be seen, but because they grew too large to ignore. A handful of efforts stretch wide enough to show their form only when viewed from above. Built for protection, moving liquids, carrying people, or growing meals, these were never made for eyes in planes. Seen from space? That happens when actions repeat, spread far, last long. Shape appears where effort pi…