When most people think of scuba diving, they imagine the vast, deep blue open ocean, a topical coral reef or perhaps a jungle ...

That’s the saltwater side of the Shedd Aquarium’s new “Wonder of Water” centerpiece beneath its rotunda — part of $250 ...

Unlike the former Caribbean exhibit, which used sculpted corals, the new saltwater habitat is home to living corals that the Shedd has acquired and cultivated over the past several years ...