Venice’s Tide Barrier Has Already Cost 6 Billion Euros—Will it Work?

Venice, famous the world over for its picturesque canals and iconic gondolas, has an existential problem: it is slowly sinking. It has dropped 11 inches in the last century. The most visited part of Venice—also one of its lowest points—Piazza San Marco, is so often flooded that elevated ramps have been built on it to keep tourists dry. Native Venetians have learned to take acqua alta in stride with knee-high rubber boots often put to use. But more and more often, the flooding has bec…
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