CNN  —  The deadly flooding that rocked Spain this week following intense, historic rainfall is so expansive and severe the area looked like an inland sea from space. A year’s worth of rain fell in just hours in east-central Spain Tuesday, creating a surge of floodwater that broke the banks of rivers, turned streets into raging rapids and washed away cars and bridges. At least 155 people were killed in the catastrophic floods — the type of extreme rainfall event becoming all too frequent as the